Number of Zeros in Million, Billion, Trillion, to Nonillion

Thousand 3 Zeros (1 Set of 3 Zeros) – 1,000

Million 6 Zeros (2 Set of 3 Zeros) – 1,000,000

Billion 9 Zeros (3 Sets of 3 Zeros) – 1,000,000,000

Trillion 12 Zeros (4 Sets of 3 Zeros) – 1,000,000,000,000

Quadrillion 15 Zeros (5 Sets of 3 Zeros) – 1,000,000,000,000,000

Quintillion 18 Zeros (6 Sets of 3 Zeros) – 1,000,000,000,000,000,000

Sextillion 21 Zeros (7 Sets of 3 Zeros) – 1,000,000,000,000,000,000,000

Septillion 24 Zeros (8 Sets of 3 Zeros) – 1,000000,000,000,000,000,000,000

Octillion 27 Zeros (9 Sets of 3 Zeros) – 1,000, 000000,000000,000,000,000,000

Nonillion 30 Zeros (10 Sets of 3 Zeros) – 1,000,000,000,000,000,000,000,000,000,000

Decillion, 33 Zeros, (11 Sets of 3 Zeros)

Undecillion, 36 Zeros (12 Sets of 3 Zeros)

Duodecillion, 39 Zeros (13 Sets of 3 Zeros)

Tredecillion, 42 Zeros, (14 Sets of 3 Zeros)

Quatttuor-decillion, 45 Zeros (15 Sets of 3 Zeros)

Quindecillion, 48 Zeros, (16 Sets of 3 Zeros)

Sexdecillion, 51 Zeros (17 Sets of 3 Zeros)

Septen-decillion, 54 Zeros, (18 Sets of 3 Zeros)

Octodecillion, 57 Zeros (19 Sets of 3 Zeros)

Novemdecillion, 60 Zeros (20 Sets of 3 Zeros)

Vigintillion, 63 Zeros (21 Sets of 3 Zeros)

and

Centillion, 303 Zeros (101 Sets of 3 Zeros)

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