138701139139420

Names of 138701139139420

• Cardinal: 138701139139420 can be written as One hundred thirty-eight trillion, seven hundred one billion, one hundred thirty-nine million, one hundred thirty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.3870113913942 × 10¹⁴

Factors of 138701139139420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 25646290

Divisors of 138701139139420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 26 31 44 52 55 61 62 65 110 122 124 130 143 155 220 244 260 286 305 310 341 403 572 610 620 671 682 715 793 806 1220 1342 1364 1430 1586 1612 1705 1891 2015 2684 2860 3172 3355 3410 3782 3965 4030 4433 6710 6820 7564 7930 8060 8723 8866 9455 13420 15860 17446 17732 18910 20801 22165 24583 34892 37820 41602 43615 44330 49166 83204 87230 88660 98332 104005 122915 174460 208010 245830 270413 416020 491660 540826 1081652 1352065 2704130 5408260 25646167 51292334 102584668 128230835 256461670 282107837 333400171 512923340 564215674 666800342 795031177 1128431348 1333600684 1410539185 1564416187 1590062354 1667000855 2821078370 3128832374 3180124708 3334001710 3667401881 3975155885 5642156740 6257664748 6668003420 7334803762 7822080935 7950311770 8745342947 10335405301 14669607524 15644161870 15900623540 17208578057 17490685894 18337009405 20337410431 20670810602 31288323740 34417156114 34981371788 36674018810 40674820862 41341621204 43726714735 48496901797 51677026505 68834312228 73348037620 81349641724 86042890285 87453429470 96993803594 101687052155 103354053010 113689458311 172085780570 174906858940 193987607188 203374104310 206708106020 223711514741 227378916622 242484508985 344171561140 406748208620 447423029482 454757833244 484969017970 533465919767 568447291555 630459723361 894846058964 969938035940 1066931839534 1118557573705 1136894583110 1260919446722 2133863679068 2237115147410 2273789166220 2521838893444 2667329598835 3152298616805 4474230294820 5334659197670 6304597233610 6935056956971 10669318395340 12609194467220 13870113913942 27740227827884 34675284784855 69350569569710 138701139139420
• Sum of all divisors σ(n): 359023373033472
• Sum of proper divisors (its aliquot sum) s(n): 220322233894052
• 138701139139420 is an abundant number, because the sum of its proper divisors (220322233894052) is greater than itself. Its abundance is 81621094754632

Bases of 138701139139420

• Binary: 11111100010010111100000001000001101101101011100₂
• Hexadecimal: 0x7E25E020DB5C
• Base-36: 1D5YF933VG

Squares and roots of 138701139139420

• 138701139139420 squared (138701139139420²) is 19238005998572746618197936400
• 138701139139420 cubed (138701139139420³) is 2668333346773035126623464239638715892888000
• The square root of 138701139139420 is 11777144.7787407283
• The cube root of 138701139139420 is 51763.8626248137

Scales and comparisons

• 138,701,139,139,420 seconds is equal to 4,410,267 years, 10 weeks, 13 hours, 23 minutes, 40 seconds.
• To count from 1 to 138,701,139,139,420 would take you about eleven million, twenty-five thousand, six hundred sixty-seven 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 138701139139420 cubic inches would be around 4313.7 feet tall.

Recreational maths with 138701139139420

• 138701139139420 backwards is 024931931107831
• 138701139139420 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138701139139420's digits is 52
• More coming soon!