138655921950
138,655,921,950 is an even composite number composed of seven prime numbers multiplied together.
138655921950 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 138655921950:
2 × 32 × 52 × 7 × 13 × 37 × 91513
(2 × 3 × 3 × 5 × 5 × 7 × 13 × 37 × 91513)See below for interesting mathematical facts about the number 138655921950 from the Numbermatics database.
Names of 138655921950
- Cardinal: 138655921950 can be written as One hundred thirty-eight billion, six hundred fifty-five million, nine hundred twenty-one thousand, nine hundred fifty.
Scientific notation
- Scientific notation: 1.3865592195 × 1011
Factors of 138655921950
Divisors of 138655921950
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 25 26 30 35 37 39 42 45 50 63 65 70 74 75 78 90 91 105 111 117 126 130 150 175 182 185 195 210 222 225 234 259 273 315 325 333 350 370 390 450 455 481 518 525 546 555 585 630 650 666 777 819 910 925 962 975 1050 1110 1170 1295 1365 1443 1554 1575 1638 1665 1850 1950 2275 2331 2405 2590 2730 2775 2886 2925 3150 3330 3367 3885 4095 4329 4550 4662 4810 5550 5850 6475 6734 6825 7215 7770 8190 8325 8658 10101 11655 12025 12950 13650 14430 16650 16835 19425 20202 20475 21645 23310 24050 30303 33670 36075 38850 40950 43290 50505 58275 60606 72150 84175 91513 101010 108225 116550 151515 168350 183026 216450 252525 274539 303030 457565 505050 549078 640591 757575 823617 915130 1189669 1281182 1372695 1515150 1647234 1921773 2287825 2379338 2745390 3202955 3385981 3569007 3843546 4118085 4575650 5765319 5948345 6405910 6771962 6863475 7138014 8236170 8327683 9608865 10157943 10707021 11530638 11896690 13726950 16014775 16655366 16929905 17845035 19217730 20315886 20590425 21414042 23701867 24983049 28826595 29741725 30473829 32029550 33859810 35690070 41180850 41638415 44017753 47403734 48044325 49966098 50789715 53535105 57653190 59483450 60947658 71105601 74949147 83276830 84649525 88035506 89225175 96088650 101579430 107070210 118509335 124915245 132053259 142211202 144132975 149898294 152369145 169299050 178450350 208192075 213316803 220088765 237018670 249830490 253948575 264106518 267675525 288265950 304738290 308124271 355528005 374745735 396159777 416384150 426633606 440177530 507897150 535351050 592546675 616248542 624576225 660266295 711056010 749491470 761845725 792319554 924372813 1066584015 1100443825 1185093350 1249152450 1320532590 1523691450 1540621355 1777640025 1848745626 1873728675 1980798885 2133168030 2200887650 2773118439 3081242710 3301331475 3555280050 3747457350 3961597770 4621864065 5332920075 5546236878 6602662950 7703106775 9243728130 9903994425 10665840150 13865592195 15406213550 19807988850 23109320325 27731184390 46218640650 69327960975 138655921950
- Sum of all divisors σ(n): 470885653056
- Sum of proper divisors (its aliquot sum) s(n): 332229731106
- 138655921950 is an abundant number, because the sum of its proper divisors (332229731106) is greater than itself. Its abundance is 193573809156
Bases of 138655921950
- Binary: 100000010010001000100101110111000111102
- Hexadecimal: 0x204889771E
- Base-36: 1RP45M3I
Squares and roots of 138655921950
- 138655921950 squared (1386559219502) is 19225464691804491802500
- 138655921950 cubed (1386559219503) is 2665724531759324420026854814875000
-
The
square root of 138655921950 is 372365.3071246033 -
The
cube root of 138655921950 is 5175.8236930143
Scales and comparisons
How big is 138655921950?- 138,655,921,950 seconds is equal to 4,408 years, 43 weeks, 21 hours, 52 minutes, 30 seconds.
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To count from 1 to 138,655,921,950 would take you about eight thousand, eight hundred seventeen 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 138655921950 cubic inches would be around 431.3 feet tall.
Recreational maths with 138655921950
- 138655921950 backwards is 059129556831
- The number of decimal digits it has is: 12
- The sum of 138655921950's digits is 54
- More coming soon!
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