United States

• billion

  The number that is represented as a one followed by 9 zeros.

• one million million

  The number that is represented as a one followed by 12 zeros; "in England they...

• quadrillion

  The number that is represented as a one followed by 15 zeros.

• quintillion

  The number that is represented as a one followed by 18 zeros.

• sextillion

  The number that is represented as a one followed by 21 zeros.

• septillion

  The number that is represented as a one followed by 24 zeros.

• octillion

  The number that is represented as a one followed by 27 zeros.

Great Britain

• billion

  The number that is represented as a one followed by 12 zeros; in the United Kingdom the...

• trillion

  The number that is represented as a one followed by 18 zeros; "in England they call a quintillion...

• quadrillion

  The number that is represented as a one followed by 24 zeros; "in England they call...

Also contains

• twelve

  The cardinal number that is the sum of eleven and one.

• grand

  The cardinal number that is the product of 10 and 100.

• crore

  The number that is represented as a one followed by 7 zeros; ten million.

• eleven

  The cardinal number that is the sum of ten and one.

• X

  The cardinal number that is the sum of nine and one; the base of the decimal system.

• thirteen

  The cardinal number that is the sum of twelve and one.

• teens

  All the numbers that end in -teen.

• fifteen

  The cardinal number that is the sum of fourteen and one.

• fourteen

  The cardinal number that is the sum of thirteen and one.

• seventeen

  The cardinal number that is the sum of sixteen and one.

• sixteen

  The cardinal number that is the sum of fifteen and one.

• nineteen

  The cardinal number that is the sum of eighteen and one.

• eighteen

  The cardinal number that is the sum of seventeen and one.

• twenty-one

  The cardinal number that is the sum of twenty and one.

• XX

  The cardinal number that is the sum of nineteen and one.

• twenty-three

  The cardinal number that is the sum of twenty-two and one.

• twenty-two

  The cardinal number that is the sum of twenty-one and one.

• twenty-five

  The cardinal number that is the sum of twenty-four and one.

• twenty-four

  The cardinal number that is the sum of twenty-three and one.

• twenty-seven

  The cardinal number that is the sum of twenty-six and one.

• twenty-six

  The cardinal number that is the sum of twenty-five and one.

• twenty-nine

  The cardinal number that is the sum of twenty-eight and one.

• twenty-eight

  The cardinal number that is the sum of twenty-seven and one.

• forty

  The cardinal number that is the product of ten and four.

• XXX

  The cardinal number that is the product of ten and three.

• sixty

  The cardinal number that is the product of ten and six.

• L

  The cardinal number that is the product of ten and five.

• seventy-eight

  The cardinal number that is the sum of seventy and eight.

• seventy

  The cardinal number that is the product of ten and seven.

• ninety

  The cardinal number that is the product of ten and nine.

• eighty

  The cardinal number that is the product of ten and eight.

• gross

  Twelve dozen.

• C

  Ten 10s.

• five hundred

  The cardinal number that is the product of one hundred and five.

• long hundred

  The cardinal number that is the product of ten and twelve.

• ten thousand

  The cardinal number that is the product of ten and one thousand.

• great gross

  A cardinal number equal to one dozen gross.

• million

  The number that is represented as a one followed by 6 zeros.

• hundred thousand

  The cardinal number that is the fifth power of ten.

• aleph-null

  The smallest infinite integer.