1321297992
1,321,297,992 is an even composite number composed of five prime numbers multiplied together.
1321297992 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 1321297992:
23 × 32 × 7 × 227 × 11549
(2 × 2 × 2 × 3 × 3 × 7 × 227 × 11549)See below for interesting mathematical facts about the number 1321297992 from the Numbermatics database.
Names of 1321297992
- Cardinal: 1321297992 can be written as One billion, three hundred twenty-one million, two hundred ninety-seven thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 1.321297992 × 109
Factors of 1321297992
Divisors of 1321297992
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 227 252 454 504 681 908 1362 1589 1816 2043 2724 3178 4086 4767 5448 6356 8172 9534 11549 12712 14301 16344 19068 23098 28602 34647 38136 46196 57204 69294 80843 92392 103941 114408 138588 161686 207882 242529 277176 323372 415764 485058 646744 727587 831528 970116 1455174 1940232 2621623 2910348 5243246 5820696 7864869 10486492 15729738 18351361 20972984 23594607 31459476 36702722 47189214 55054083 62918952 73405444 94378428 110108166 146810888 165162249 188756856 220216332 330324498 440432664 660648996 1321297992
- Sum of all divisors σ(n): 4108104000
- Sum of proper divisors (its aliquot sum) s(n): 2786806008
- 1321297992 is an abundant number, because the sum of its proper divisors (2786806008) is greater than itself. Its abundance is 1465508016
Bases of 1321297992
- Binary: 10011101100000101101000010010002
- Hexadecimal: 0x4EC16848
- Base-36: LUO020
Squares and roots of 1321297992
- 1321297992 squared (13212979922) is 1745828383663232064
- 1321297992 cubed (13212979923) is 2306759537710834130393215488
-
The
square root of 1321297992 is 36349.6628870201 -
The
cube root of 1321297992 is 1097.3207500213
Scales and comparisons
How big is 1321297992?- 1,321,297,992 seconds is equal to 42 years, 4 days, 19 hours, 13 minutes, 12 seconds.
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To count from 1 to 1,321,297,992 would take you about eighty-four years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 1321297992 cubic inches would be around 91.4 feet tall.
Recreational maths with 1321297992
- 1321297992 backwards is 2997921231
- The number of decimal digits it has is: 10
- The sum of 1321297992's digits is 45
- More coming soon!
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