31989243125
31,989,243,125 is an odd composite number composed of five prime numbers multiplied together.
31989243125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 31989243125:
54 × 7 × 19 × 532 × 137
(5 × 5 × 5 × 5 × 7 × 19 × 53 × 53 × 137)See below for interesting mathematical facts about the number 31989243125 from the Numbermatics database.
Names of 31989243125
- Cardinal: 31989243125 can be written as Thirty-one billion, nine hundred eighty-nine million, two hundred forty-three thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 3.1989243125 × 1010
Factors of 31989243125
Divisors of 31989243125
- Number of divisors d(n): 120
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Complete list of divisors:
1 5 7 19 25 35 53 95 125 133 137 175 265 371 475 625 665 685 875 959 1007 1325 1855 2375 2603 2809 3325 3425 4375 4795 5035 6625 7049 7261 9275 11875 13015 14045 16625 17125 18221 19663 23975 25175 33125 35245 36305 46375 50827 53371 65075 70225 83125 85625 91105 98315 119875 125875 137959 176225 181525 231875 254135 266855 325375 351125 373597 384833 455525 491575 599375 629375 689795 881125 907625 965713 1270675 1334275 1626875 1755625 1867985 1924165 2277625 2457875 2693831 3448975 4405625 4538125 4828565 6353375 6671375 7311827 9339925 9620825 11388125 12289375 13469155 17244875 24142825 31766875 33356875 36559135 46699625 48104125 51182789 67345775 86224375 120714125 182795675 233498125 240520625 255913945 336728875 603570625 913978375 1279569725 1683644375 4569891875 6397848625 31989243125
- Sum of all divisors σ(n): 49370946240
- Sum of proper divisors (its aliquot sum) s(n): 17381703115
- 31989243125 is a deficient number, because the sum of its proper divisors (17381703115) is less than itself. Its deficiency is 14607540010
Bases of 31989243125
- Binary: 111011100101011010100011100111101012
- Hexadecimal: 0x772B51CF5
- Base-36: EP1KHYT
Squares and roots of 31989243125
- 31989243125 squared (319892431252) is 1023311675710359765625
- 31989243125 cubed (319892431253) is 32734965986949855623796142578125
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The
square root of 31989243125 is 178855.3692931805 -
The
cube root of 31989243125 is 3174.4463250121
Scales and comparisons
How big is 31989243125?- 31,989,243,125 seconds is equal to 1,017 years, 8 weeks, 1 day, 20 hours, 52 minutes, 5 seconds.
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To count from 1 to 31,989,243,125 would take you about two thousand and thirty-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 31989243125 cubic inches would be around 264.5 feet tall.
Recreational maths with 31989243125
- 31989243125 backwards is 52134298913
- The number of decimal digits it has is: 11
- The sum of 31989243125's digits is 47
- More coming soon!
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