138920129250
138,920,129,250 is an even composite number composed of seven prime numbers multiplied together.
138920129250 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 138920129250:
2 × 3 × 53 × 7 × 19 × 257 × 5419
(2 × 3 × 5 × 5 × 5 × 7 × 19 × 257 × 5419)See below for interesting mathematical facts about the number 138920129250 from the Numbermatics database.
Names of 138920129250
- Cardinal: 138920129250 can be written as One hundred thirty-eight billion, nine hundred twenty million, one hundred twenty-nine thousand, two hundred fifty.
Scientific notation
- Scientific notation: 1.3892012925 × 1011
Factors of 138920129250
Divisors of 138920129250
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 7 10 14 15 19 21 25 30 35 38 42 50 57 70 75 95 105 114 125 133 150 175 190 210 250 257 266 285 350 375 399 475 514 525 570 665 750 771 798 875 950 1050 1285 1330 1425 1542 1750 1799 1995 2375 2570 2625 2850 3325 3598 3855 3990 4750 4883 5250 5397 5419 6425 6650 7125 7710 8995 9766 9975 10794 10838 12850 14250 14649 16257 16625 17990 19275 19950 24415 26985 27095 29298 32125 32514 33250 34181 37933 38550 44975 48830 49875 53970 54190 64250 68362 73245 75866 81285 89950 96375 99750 102543 102961 113799 122075 134925 135475 146490 162570 170905 189665 192750 205086 205922 224875 227598 244150 269850 270950 308883 341810 366225 379330 406425 449750 512715 514805 568995 610375 617766 674625 677375 720727 732450 812850 854525 948325 1025430 1029610 1137990 1220750 1349250 1354750 1392683 1441454 1544415 1709050 1831125 1896650 2032125 2162181 2563575 2574025 2785366 2844975 3088830 3603635 3662250 4064250 4178049 4272625 4324362 4741625 5127150 5148050 5689950 6963415 7207270 7722075 8356098 8545250 9483250 9748781 10810905 12817875 12870125 13926830 14224875 15444150 18018175 19497562 20890245 21621810 25635750 25740250 26460977 28449750 29246343 34817075 36036350 38610375 41780490 48743905 52921954 54054525 58492686 69634150 77220750 79382931 90090875 97487810 104451225 108109050 132304885 146231715 158765862 174085375 180181750 185226839 208902450 243719525 264609770 270272625 292463430 348170750 370453678 396914655 487439050 522256125 540545250 555680517 661524425 731158575 793829310 926134195 1044512250 1111361034 1218597625 1323048850 1462317150 1852268390 1984573275 2437195250 2778402585 3307622125 3655792875 3969146550 4630670975 5556805170 6615244250 7311585750 9261341950 9922866375 13892012925 19845732750 23153354875 27784025850 46306709750 69460064625 138920129250
- Sum of all divisors σ(n): 418836787200
- Sum of proper divisors (its aliquot sum) s(n): 279916657950
- 138920129250 is an abundant number, because the sum of its proper divisors (279916657950) is greater than itself. Its abundance is 140996528700
Bases of 138920129250
- Binary: 100000010110000100100011110010111000102
- Hexadecimal: 0x205848F2E2
- Base-36: 1RTHGHR6
Squares and roots of 138920129250
- 138920129250 squared (1389201292502) is 19298802310836705562500
- 138920129250 cubed (1389201292503) is 2680992111391633812386693953125000
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The
square root of 138920129250 is 372719.9072359833 -
The
cube root of 138920129250 is 5179.1090984101
Scales and comparisons
How big is 138920129250?- 138,920,129,250 seconds is equal to 4,417 years, 11 weeks, 6 days, 20 hours, 47 minutes, 30 seconds.
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To count from 1 to 138,920,129,250 would take you about eight thousand, eight hundred 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 138920129250 cubic inches would be around 431.6 feet tall.
Recreational maths with 138920129250
- 138920129250 backwards is 052921029831
- 138920129250 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138920129250's digits is 42
- More coming soon!
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