72137991492
72,137,991,492 is an even composite number composed of five prime numbers multiplied together.
72137991492 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 72137991492:
22 × 32 × 73 × 29 × 201451
(2 × 2 × 3 × 3 × 7 × 7 × 7 × 29 × 201451)See below for interesting mathematical facts about the number 72137991492 from the Numbermatics database.
Names of 72137991492
- Cardinal: 72137991492 can be written as Seventy-two billion, one hundred thirty-seven million, nine hundred ninety-one thousand, four hundred ninety-two.
Scientific notation
- Scientific notation: 7.2137991492 × 1010
Factors of 72137991492
Divisors of 72137991492
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 29 36 42 49 58 63 84 87 98 116 126 147 174 196 203 252 261 294 343 348 406 441 522 588 609 686 812 882 1029 1044 1218 1372 1421 1764 1827 2058 2436 2842 3087 3654 4116 4263 5684 6174 7308 8526 9947 12348 12789 17052 19894 25578 29841 39788 51156 59682 89523 119364 179046 201451 358092 402902 604353 805804 1208706 1410157 1813059 2417412 2820314 3626118 4230471 5640628 5842079 7252236 8460942 9871099 11684158 12691413 16921884 17526237 19742198 23368316 25382826 29613297 35052474 39484396 40894553 50765652 52578711 59226594 69097693 70104948 81789106 88839891 105157422 118453188 122683659 138195386 163578212 177679782 207293079 210314844 245367318 276390772 286261871 355359564 368050977 414586158 490734636 572523742 621879237 736101954 829172316 858785613 1145047484 1243758474 1472203908 1717571226 2003833097 2487516948 2576356839 3435142452 4007666194 5152713678 6011499291 8015332388 10305427356 12022998582 18034497873 24045997164 36068995746 72137991492
- Sum of all divisors σ(n): 219985584000
- Sum of proper divisors (its aliquot sum) s(n): 147847592508
- 72137991492 is an abundant number, because the sum of its proper divisors (147847592508) is greater than itself. Its abundance is 75709601016
Bases of 72137991492
- Binary: 10000110010111100001001100101010001002
- Hexadecimal: 0x10CBC26544
- Base-36: X513IH0
Squares and roots of 72137991492
- 72137991492 squared (721379914922) is 5203889816499864386064
- 72137991492 cubed (721379914923) is 375398159307972658301038635367488
-
The
square root of 72137991492 is 268585.1661801151 -
The
cube root of 72137991492 is 4162.8236710463
Scales and comparisons
How big is 72137991492?- 72,137,991,492 seconds is equal to 2,293 years, 39 weeks, 5 days, 10 hours, 58 minutes, 12 seconds.
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To count from 1 to 72,137,991,492 would take you about four thousand, five hundred eighty-seven 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 72137991492 cubic inches would be around 346.9 feet tall.
Recreational maths with 72137991492
- 72137991492 backwards is 29419973127
- The number of decimal digits it has is: 11
- The sum of 72137991492's digits is 54
- More coming soon!
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