138835657687040

Names of 138835657687040

• Cardinal: 138835657687040 can be written as One hundred thirty-eight trillion, eight hundred thirty-five billion, six hundred fifty-seven million, six hundred eighty-seven thousand and forty.

Scientific notation

• Scientific notation: 1.3883565768704 × 10¹⁴

Factors of 138835657687040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 123

Divisors of 138835657687040

• Number of divisors d(n): 408
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 43 64 73 80 86 128 146 160 172 215 256 292 320 344 365 430 512 584 640 688 730 860 1024 1168 1280 1376 1460 1720 1849 2048 2336 2560 2752 2920 3139 3440 3698 4096 4672 5120 5329 5504 5840 6278 6880 7396 8192 9245 9344 10240 10658 11008 11680 12556 13760 14792 15695 16384 18490 18688 20480 21316 22016 23360 25112 26645 27520 29584 31390 32768 36980 37376 40960 42632 44032 46720 50224 53290 55040 59168 62780 65536 73960 74752 79507 81920 85264 88064 93440 100448 106580 110080 118336 125560 134977 147920 149504 159014 163840 170528 176128 186880 200896 213160 220160 229147 236672 251120 269954 295840 299008 318028 327680 341056 352256 373760 397535 401792 426320 440320 458294 473344 502240 539908 591680 598016 636056 674885 682112 704512 747520 795070 803584 852640 880640 916588 946688 1004480 1079816 1145735 1183360 1196032 1272112 1349770 1364224 1409024 1495040 1590140 1607168 1705280 1761280 1833176 1893376 2008960 2159632 2291470 2366720 2392064 2544224 2699540 2728448 2818048 2990080 3180280 3214336 3410560 3522560 3666352 3786752 4017920 4319264 4582940 4733440 4784128 5088448 5399080 5456896 5804011 5980160 6360560 6428672 6821120 7045120 7332704 7573504 8035840 8638528 9165880 9466880 9853321 10176896 10798160 10913792 11608022 11960320 12721120 12857344 13642240 14090240 14665408 15147008 16071680 17277056 18331760 18933760 19706642 20353792 21596320 21827584 23216044 23920640 25442240 25714688 27284480 29020055 29330816 30294016 32143360 34554112 36663520 37867520 39413284 40707584 43192640 43655168 46432088 49266605 50884480 51429376 54568960 58040110 58661632 60588032 64286720 69108224 73327040 75735040 78826568 81415168 86385280 87310336 92864176 98533210 101768960 102858752 109137920 116080220 117323264 121176064 128573440 138216448 146654080 151470080 157653136 162830336 172770560 174620672 185728352 197066420 203537920 205717504 218275840 232160440 234646528 257146880 276432896 293308160 302940160 315306272 325660672 345541120 349241344 371456704 394132840 407075840 423692803 436551680 464320880 469293056 514293760 552865792 586616320 605880320 630612544 651321344 691082240 742913408 788265680 814151680 847385606 873103360 928641760 938586112 1028587520 1105731584 1173232640 1261225088 1302642688 1382164480 1485826816 1576531360 1628303360 1694771212 1746206720 1857283520 1877172224 2118464015 2211463168 2346465280 2522450176 2605285376 2764328960 2971653632 3153062720 3256606720 3389542424 3714567040 3754344448 4236928030 4422926336 4692930560 5044900352 5210570752 5528657920 5943307264 6306125440 6513213440 6779084848 7429134080 7508688896 8473856060 8845852672 9385861120 10089800704 11057315840 11886614528 12612250880 13026426880 13558169696 14858268160 15017377792 16947712120 18771722240 20179601408 22114631680 23773229056 25224501760 26052853760 27116339392 29716536320 33895424240 37543444480 40359202816 44229263360 47546458112 50449003520 54232678784 59433072640 67790848480 75086888960 80718405632 95092916224 100898007040 108465357568 118866145280 135581696960 161436811264 190185832448 201796014080 216930715136 237732290560 271163393920 322873622528 380371664896 403592028160 433861430272 475464581120 542326787840 645747245056 807184056320 867722860544 950929162240 1084653575680 1614368112640 1735445721088 1901858324480 2169307151360 3228736225280 3470891442176 4338614302720 6941782884352 8677228605440 13883565768704 17354457210880 27767131537408 34708914421760 69417828843520 138835657687040
• Sum of all divisors σ(n): 345873457789200
• Sum of proper divisors (its aliquot sum) s(n): 207037800102160
• 138835657687040 is an abundant number, because the sum of its proper divisors (207037800102160) is greater than itself. Its abundance is 68202142415120

Bases of 138835657687040

• Binary: 11111100100010100110010000011110000000000000000₂
• Hexadecimal: 0x7E45320F0000
• Base-36: 1D7O7XYFI8

Squares and roots of 138835657687040

• 138835657687040 squared (138835657687040²) is 19275339845392949042583961600
• 138835657687040 cubed (138835657687040³) is 2676104484576337990873436996615656177664000
• The square root of 138835657687040 is 11782854.3947143809
• The cube root of 138835657687040 is 51780.5915183205

Scales and comparisons

• 138,835,657,687,040 seconds is equal to 4,414,544 years, 24 weeks, 2 days, 4 hours, 37 minutes, 20 seconds.
• To count from 1 to 138,835,657,687,040 would take you about eleven million, thirty-six thousand, three hundred sixty-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 138835657687040 cubic inches would be around 4315 feet tall.

Recreational maths with 138835657687040

• 138835657687040 backwards is 040786756538831
• The number of decimal digits it has is: 15
• The sum of 138835657687040's digits is 71
• More coming soon!