7910990997
7,910,990,997 is an odd composite number composed of six prime numbers multiplied together.
7910990997 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 7910990997:
3 × 7 × 13 × 29 × 61 × 16381
See below for interesting mathematical facts about the number 7910990997 from the Numbermatics database.
Names of 7910990997
- Cardinal: 7910990997 can be written as Seven billion, nine hundred ten million, nine hundred ninety thousand, nine hundred ninety-seven.
Scientific notation
- Scientific notation: 7.910990997 × 109
Factors of 7910990997
Divisors of 7910990997
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 13 21 29 39 61 87 91 183 203 273 377 427 609 793 1131 1281 1769 2379 2639 5307 5551 7917 12383 16381 16653 22997 37149 49143 68991 114667 160979 212953 344001 475049 482937 638859 999241 1425147 1490671 2997723 3325343 4472013 6175637 6994687 9976029 12990133 18526911 20984061 28977989 38970399 43229459 86933967 90930931 129688377 202845923 272792793 376713857 608537769 1130141571 2636996999 7910990997
- Sum of all divisors σ(n): 13650792960
- Sum of proper divisors (its aliquot sum) s(n): 5739801963
- 7910990997 is a deficient number, because the sum of its proper divisors (5739801963) is less than itself. Its deficiency is 2171189034
Bases of 7910990997
- Binary: 1110101111000100000100100100101012
- Hexadecimal: 0x1D7882495
- Base-36: 3MTZZPX
Squares and roots of 7910990997
- 7910990997 squared (79109909972) is 62583778554615054009
- 7910990997 cubed (79109909973) is 495099708703801365065867756973
-
The
square root of 7910990997 is 88943.7518716183 -
The
cube root of 7910990997 is 1992.5549027365
Scales and comparisons
How big is 7910990997?- 7,910,990,997 seconds is equal to 251 years, 28 weeks, 2 days, 9 hours, 29 minutes, 57 seconds.
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To count from 1 to 7,910,990,997 would take you about five hundred three 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 7910990997 cubic inches would be around 166 feet tall.
Recreational maths with 7910990997
- 7910990997 backwards is 7990990197
- The number of decimal digits it has is: 10
- The sum of 7910990997's digits is 60
- More coming soon!
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