31328039640
31,328,039,640 is an even composite number composed of five prime numbers multiplied together.
31328039640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 31328039640:
23 × 3 × 5 × 23 × 11350739
(2 × 2 × 2 × 3 × 5 × 23 × 11350739)See below for interesting mathematical facts about the number 31328039640 from the Numbermatics database.
Names of 31328039640
- Cardinal: 31328039640 can be written as Thirty-one billion, three hundred twenty-eight million, thirty-nine thousand, six hundred forty.
Scientific notation
- Scientific notation: 3.132803964 × 1010
Factors of 31328039640
Divisors of 31328039640
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 23 24 30 40 46 60 69 92 115 120 138 184 230 276 345 460 552 690 920 1380 2760 11350739 22701478 34052217 45402956 56753695 68104434 90805912 113507390 136208868 170261085 227014780 261066997 272417736 340522170 454029560 522133994 681044340 783200991 1044267988 1305334985 1362088680 1566401982 2088535976 2610669970 3132803964 3916004955 5221339940 6265607928 7832009910 10442679880 15664019820 31328039640
- Sum of all divisors σ(n): 98070393600
- Sum of proper divisors (its aliquot sum) s(n): 66742353960
- 31328039640 is an abundant number, because the sum of its proper divisors (66742353960) is greater than itself. Its abundance is 35414314320
Bases of 31328039640
- Binary: 111010010110100101111110010110110002
- Hexadecimal: 0x74B4BF2D8
- Base-36: EE3WM3C
Squares and roots of 31328039640
- 31328039640 squared (313280396402) is 981446067685411329600
- 31328039640 cubed (313280396403) is 30746781312970689183413905344000
-
The
square root of 31328039640 is 176997.2870978535 -
The
cube root of 31328039640 is 3152.4224127789
Scales and comparisons
How big is 31328039640?- 31,328,039,640 seconds is equal to 996 years, 7 weeks, 1 hour, 14 minutes.
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To count from 1 to 31,328,039,640 would take you about one thousand, nine hundred ninety-two 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 31328039640 cubic inches would be around 262.7 feet tall.
Recreational maths with 31328039640
- 31328039640 backwards is 04693082313
- The number of decimal digits it has is: 11
- The sum of 31328039640's digits is 39
- More coming soon!
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