## What is Tredecillion?

US : a number equal to 1 followed by 42 zeros — see Table of Numbers also, British : a number equal to 1 followed by 78 zeros — see Table of Numbers.

## How many billions is a UK trillion?

1,000,000 billions

1974

192 zeros

## What do you call a number with 21 zeros?

Name Short scale Long scale
trillion 1 with 12 zeros 1 with 18 zeros
quadrillion 1 with 15 zeros 1 with 24 zeros
quintillion 1 with 18 zeros 1 with 30 zeros
sextillion 1 with 21 zeros 1 with 36 zeros

## How do you write numbers in letters?

The Chicago Manual of Style recommends spelling out the numbers zero through one hundred and using figures thereafter—except for whole numbers used in combination with hundred, thousand, hundred thousand, million, billion, and beyond (e.g., two hundred; twenty-eight thousand; three hundred thousand; one million).

## What is Unvigintillion?

The integer 0000000 (or 1066, a 1 followed by 66 zeros) is called a Unvigintillion.

## What is a number with 69 zeros called?

Googol: 1 followed by 100 zeros. Centillion: 1 followed by 303 zeros. Googolplex: 1 followed by a googol zero s….Place Values After Million.

Place Value Number of Zeroes Exponential Notation
Novemdecillion 60 1060
Vigintillion 63 1063
Unvigintillion 66 1066
Duovigintillion 69 1069

## How many zeros are there in a million UK?

Numbers Bigger Than a Trillion

Name Number of Zeros Groups of (3) Zeros
Million 6 2 (1,000,000)
Billion 9 3 (1,
Trillion 12 4 (1,000)

## What is a number with 10 zeros called?

While ten and a hundred get their own name, larger numbers are based on groups of three zeros. This table gives the name for the groups of zeros in a number….Numbers Based on Groups of Three Zeros.

Name Number of Zeros Groups of (3) Zeros
Octillion 27 9
Nonillion 30 10
Decillion 33 11
Undecillion 36 12

## How much is a UK Billion?

In official UK statistics the term is now used to denote 1 thousand million – 1, Historically, however, in the UK the term billion meant 1 million million – 1,000 – but in the United States the term was used to refer to 1 thousand million.