138687819152515360

Names of 138687819152515360

• Cardinal: 138687819152515360 can be written as One hundred thirty-eight quadrillion, six hundred eighty-seven trillion, eight hundred nineteen billion, one hundred fifty-two million, five hundred fifteen thousand, three hundred sixty.

Scientific notation

• Scientific notation: 1.3868781915251536 × 10¹⁷

Factors of 138687819152515360

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1876164707

Divisors of 138687819152515360

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 65 70 80 91 104 112 130 140 160 182 208 224 260 280 364 416 455 520 560 728 910 1040 1120 1456 1820 2080 2912 3640 5077 7280 10154 14560 20308 25385 35539 40616 50770 66001 71078 81232 101540 132002 142156 162464 177695 203080 264004 284312 330005 355390 406160 462007 528008 568624 660010 710780 812320 924014 1056016 1137248 1320020 1421560 1848028 2112032 2310035 2640040 2843120 3696056 4620070 5280080 5686240 7392112 9240140 10560160 14784224 18480280 36960560 73921120 1876159603 3752319206 7504638412 9380798015 13133117221 15009276824 18761596030 24390074839 26266234442 30018553648 37523192060 48780149678 52532468884 60037107296 65665586105 75046384120 97560299356 105064937768 121950374195 131331172210 150092768240 170730523873 195120598712 210129875536 243900748390 262662344420 300185536480 341461047746 390241197424 420259751072 487801496780 525324688840 682922095492 780482394848 853652619365 975602993560 1050649377680 1365844190984 1707305238730 1951205987120 2101298755360 2731688381968 3414610477460 3902411974240 5463376763936 6829220954920 9525262304431 13658441909840 19050524608862 27316883819680 38101049217724 47626311522155 66676836131017 76202098435448 95252623044310 123828409957603 133353672262034 152404196870896 190505246088620 247656819915206 266707344524068 304808393741792 333384180655085 381010492177240 495313639830412 533414689048136 619142049788015 666768361310170 762020984354480 866798869703221 990627279660824 1066829378096272 1238284099576030 1333536722620340 1524041968708960 1733597739406442 1981254559321648 2133658756192544 2476568199152060 2667073445240680 3467195478812884 3962509118643296 4333994348516105 4953136398304120 5334146890481360 6934390957625768 8667988697032210 9906272796608240 10668293780962720 13868781915251536 17335977394064420 19812545593216480 27737563830503072 34671954788128840 69343909576257680 138687819152515360
• Sum of all divisors σ(n): 403340934228325632
• Sum of proper divisors (its aliquot sum) s(n): 264653115075810272
• 138687819152515360 is an abundant number, because the sum of its proper divisors (264653115075810272) is greater than itself. Its abundance is 125965295923294912

Bases of 138687819152515360

• Binary: 111101100101101111101011000110011010000100110000100100000₂
• Hexadecimal: 0x1ECB7D633426120
• Base-36: 11XKQ8K6144G

Squares and roots of 138687819152515360

• 138687819152515360 squared (138687819152515360²) is 19234311181280806308060615035929600
• 138687819152515360 cubed (138687819152515360³) is 2667564670632676547591436254295818465568615878656000
• The square root of 138687819152515360 is 372408135.1857332345
• The cube root of 138687819152515360 is 517622.0554626991

Scales and comparisons

• 138,687,819,152,515,360 seconds is equal to 4,409,843,659 years, 23 weeks, 6 days, 2 minutes, 40 seconds.
• To count from 1 to 138,687,819,152,515,360 would take you about thirteen billion, two hundred twenty-nine million, five hundred thirty thousand, nine hundred seventy-eight 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 138687819152515360 cubic inches would be around 43135.2 feet tall.

Recreational maths with 138687819152515360

• 138687819152515360 backwards is 063515251918786831
• The number of decimal digits it has is: 18
• The sum of 138687819152515360's digits is 79
• More coming soon!