868149072
868,149,072 is an even composite number composed of five prime numbers multiplied together.
868149072 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 868149072:
24 × 32 × 72 × 61 × 2017
(2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 61 × 2017)See below for interesting mathematical facts about the number 868149072 from the Numbermatics database.
Names of 868149072
- Cardinal: 868149072 can be written as Eight hundred sixty-eight million, one hundred forty-nine thousand and seventy-two.
Scientific notation
- Scientific notation: 8.68149072 × 108
Factors of 868149072
Divisors of 868149072
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 61 63 72 84 98 112 122 126 144 147 168 183 196 244 252 294 336 366 392 427 441 488 504 549 588 732 784 854 882 976 1008 1098 1176 1281 1464 1708 1764 2017 2196 2352 2562 2928 2989 3416 3528 3843 4034 4392 5124 5978 6051 6832 7056 7686 8068 8784 8967 10248 11956 12102 14119 15372 16136 17934 18153 20496 23912 24204 26901 28238 30744 32272 35868 36306 42357 47824 48408 53802 56476 61488 71736 72612 84714 96816 98833 107604 112952 123037 127071 143472 145224 169428 197666 215208 225904 246074 254142 290448 296499 338856 369111 395332 430416 492148 508284 592998 677712 738222 790664 861259 889497 984296 1016568 1107333 1185996 1476444 1581328 1722518 1778994 1968592 2033136 2214666 2371992 2583777 2952888 3445036 3557988 4429332 4743984 5167554 5905776 6028813 6890072 7115976 7751331 8858664 10335108 12057626 13780144 14231952 15502662 17717328 18086439 20670216 24115252 31005324 36172878 41340432 48230504 54259317 62010648 72345756 96461008 108518634 124021296 144691512 217037268 289383024 434074536 868149072
- Sum of all divisors σ(n): 2874039636
- Sum of proper divisors (its aliquot sum) s(n): 2005890564
- 868149072 is an abundant number, because the sum of its proper divisors (2005890564) is greater than itself. Its abundance is 1137741492
Bases of 868149072
- Binary: 1100111011111011100111010100002
- Hexadecimal: 0x33BEE750
- Base-36: ECVG40
Squares and roots of 868149072
- 868149072 squared (8681490722) is 753682811214461184
- 868149072 cubed (8681490723) is 654309033138185669869621248
-
The
square root of 868149072 is 29464.3695333873 -
The
cube root of 868149072 is 953.9627901049
Scales and comparisons
How big is 868149072?- 868,149,072 seconds is equal to 27 years, 31 weeks, 3 days, 31 minutes, 12 seconds.
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To count from 1 to 868,149,072 would take you about forty-one 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 868149072 cubic inches would be around 79.5 feet tall.
Recreational maths with 868149072
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