138713110920

Names of 138713110920

• Cardinal: 138713110920 can be written as One hundred thirty-eight billion, seven hundred thirteen million, one hundred ten thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.3871311092 × 10¹¹

Factors of 138713110920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1442

Divisors of 138713110920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 40 45 51 60 68 72 85 89 90 102 120 136 153 170 178 180 204 233 255 267 306 340 356 360 408 445 466 510 534 612 680 699 712 765 801 890 932 1020 1068 1093 1165 1224 1335 1398 1513 1530 1602 1780 1864 2040 2097 2136 2186 2330 2670 2796 3026 3060 3204 3279 3495 3560 3961 4005 4194 4372 4539 4660 5340 5465 5592 6052 6120 6408 6558 6990 7565 7922 8010 8388 8744 9078 9320 9837 10485 10680 10930 11883 12104 13116 13617 13980 15130 15844 16020 16395 16776 18156 18581 19674 19805 20737 20970 21860 22695 23766 26232 27234 27960 30260 31688 32040 32790 35649 36312 37162 39348 39610 41474 41940 43720 45390 47532 49185 54468 55743 59415 60520 62211 65580 68085 71298 74324 78696 79220 82948 83880 90780 92905 95064 97277 98370 103685 108936 111486 118830 124422 131160 136170 142596 148648 158440 165896 167229 178245 181560 185810 186633 194554 196740 207370 222972 237660 248844 254669 272340 278715 285192 291831 311055 334458 352529 356490 371620 373266 389108 393480 414740 445944 475320 486385 497688 509338 544680 557430 583662 622110 668916 705058 712980 743240 746532 764007 778216 829480 836145 875493 933165 972770 1018676 1057587 1114860 1167324 1244220 1273345 1337832 1410116 1425960 1459155 1493064 1528014 1653709 1672290 1750986 1762645 1866330 1945540 2037352 2115174 2229720 2292021 2334648 2488440 2546690 2820232 2918310 3056028 3172761 3307418 3344580 3501972 3525290 3732660 3820035 3891080 4230348 4329373 4377465 4584042 4961127 5093380 5287935 5836620 6112056 6345522 6614836 6689160 7003944 7050580 7465320 7640070 8268545 8460696 8658746 8754930 9168084 9922254 10186760 10575870 11460105 11673240 12691044 12988119 13229672 14101160 14883381 15280140 15863805 16537090 17317492 17509860 18336168 19844508 21151740 21646865 22665541 22920210 24805635 25382088 25976238 29766762 30560280 31727610 33074180 34634984 35019720 38964357 39689016 42303480 43293730 45331082 45840420 49611270 51952476 59533524 63455220 64940595 66148360 67996623 74416905 77928714 86587460 90662164 91680840 99222540 103904952 113327705 119067048 126910440 129881190 135993246 148833810 155857428 173174920 181324328 194821785 198445080 203989869 226655410 259762380 271986492 297667620 311714856 339983115 385314197 389643570 407979738 453310820 519524760 543972984 595335240 679966230 770628394 779287140 815959476 906621640 1019949345 1155942591 1359932460 1541256788 1558574280 1631918952 1926570985 2039898690 2311885182 2719864920 3082513576 3467827773 3853141970 4079797380 4623770364 5779712955 6935655546 7706283940 8159594760 9247540728 11559425910 13871311092 15412567880 17339138865 23118851820 27742622184 34678277730 46237703640 69356555460 138713110920
• Sum of all divisors σ(n): 485214818400
• Sum of proper divisors (its aliquot sum) s(n): 346501707480
• 138713110920 is an abundant number, because the sum of its proper divisors (346501707480) is greater than itself. Its abundance is 207788596560

Bases of 138713110920

• Binary: 10000001001011111100100001100110001000₂
• Hexadecimal: 0x204BF21988
• Base-36: 1RQ27DE0

Squares and roots of 138713110920

• 138713110920 squared (138713110920²) is 19241327141104223246400
• 138713110920 cubed (138713110920³) is 2669024345971996610458325690688000
• The square root of 138713110920 is 372442.0906933049
• The cube root of 138713110920 is 5176.5351888661

Scales and comparisons

• 138,713,110,920 seconds is equal to 4,410 years, 33 weeks, 4 days, 19 hours, 42 minutes.
• To count from 1 to 138,713,110,920 would take you about eight thousand, eight hundred twenty-one 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 138713110920 cubic inches would be around 431.4 feet tall.

Recreational maths with 138713110920

• 138713110920 backwards is 029011317831
• 138713110920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138713110920's digits is 36
• More coming soon!