138842770864
138,842,770,864 is an even composite number composed of five prime numbers multiplied together.
138842770864 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 138842770864:
24 × 72 × 19 × 432 × 712
(2 × 2 × 2 × 2 × 7 × 7 × 19 × 43 × 43 × 71 × 71)See below for interesting mathematical facts about the number 138842770864 from the Numbermatics database.
Names of 138842770864
- Cardinal: 138842770864 can be written as One hundred thirty-eight billion, eight hundred forty-two million, seven hundred seventy thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 1.38842770864 × 1011
Factors of 138842770864
Divisors of 138842770864
- Number of divisors d(n): 270
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Complete list of divisors:
1 2 4 7 8 14 16 19 28 38 43 49 56 71 76 86 98 112 133 142 152 172 196 266 284 301 304 344 392 497 532 568 602 688 784 817 931 994 1064 1136 1204 1349 1634 1849 1862 1988 2107 2128 2408 2698 3053 3268 3479 3698 3724 3976 4214 4816 5041 5396 5719 6106 6536 6958 7396 7448 7952 8428 9443 10082 10792 11438 12212 12943 13072 13916 14792 14896 16856 18886 20164 21371 21584 22876 24424 25886 27832 29584 33712 35131 35287 37772 40033 40328 42742 45752 48848 51772 55664 58007 66101 70262 70574 75544 80066 80656 85484 90601 91504 95779 103544 116014 131279 132202 140524 141148 149597 151088 160132 170968 181202 191558 207088 216763 232028 245917 247009 262558 264404 281048 282296 299194 320264 341936 362404 383116 406049 433526 464056 491834 494018 525116 528808 562096 564592 598388 640528 670453 724808 766232 812098 867052 918953 928112 983668 988036 1050232 1057616 1196776 1340906 1449616 1517341 1532464 1624196 1721419 1734104 1837906 1967336 1976072 2100464 2393552 2494301 2681812 2842343 3034682 3248392 3442838 3468208 3675812 3934672 3952144 4118497 4693171 4988602 5363624 5684686 6069364 6432671 6496784 6885676 7351624 8236994 9320809 9386342 9977204 10621387 10727248 11369372 12138728 12865342 13771352 14703248 16473988 17460107 18641618 18772684 19954408 21242774 22738744 24277456 25730684 27542704 28829479 32947976 34920214 37283236 37545368 39908816 42485548 45477488 51461368 57658958 65245663 65895952 69840428 74566472 75090736 84971096 102922736 115317916 122220749 130491326 139680856 149132944 169942192 177095371 201806353 230635832 244441498 260982652 279361712 354190742 403612706 456719641 461271664 488882996 521965304 708381484 807225412 913439282 977765992 1043930608 1239667597 1416762968 1614450824 1826878564 1955531984 2479335194 2833525936 3228901648 3653757128 4958670388 7307514256 8677673179 9917340776 17355346358 19834681552 34710692716 69421385432 138842770864
- Sum of all divisors σ(n): 342052644060
- Sum of proper divisors (its aliquot sum) s(n): 203209873196
- 138842770864 is an abundant number, because the sum of its proper divisors (203209873196) is greater than itself. Its abundance is 64367102332
Bases of 138842770864
- Binary: 100000010100111010110010001101101100002
- Hexadecimal: 0x2053AC8DB0
- Base-36: 1RS7EFN4
Squares and roots of 138842770864
- 138842770864 squared (1388427708642) is 19277315021193207306496
- 138842770864 cubed (1388427708643) is 2676515832360673785929074746732544
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The
square root of 138842770864 is 372616.1172896309 -
The
cube root of 138842770864 is 5178.1475820971
Scales and comparisons
How big is 138842770864?- 138,842,770,864 seconds is equal to 4,414 years, 40 weeks, 12 hours, 21 minutes, 4 seconds.
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To count from 1 to 138,842,770,864 would take you about eight thousand, eight hundred twenty-nine 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 138842770864 cubic inches would be around 431.5 feet tall.
Recreational maths with 138842770864
- 138842770864 backwards is 468077248831
- The number of decimal digits it has is: 12
- The sum of 138842770864's digits is 58
- More coming soon!
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