15138359808

Names of 15138359808

• Cardinal: 15138359808 can be written as Fifteen billion, one hundred thirty-eight million, three hundred fifty-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.5138359808 × 10¹⁰

Factors of 15138359808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 70

Divisors of 15138359808

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 41 44 48 52 64 66 78 82 88 96 104 123 128 132 143 156 164 176 192 208 246 256 264 286 312 328 352 384 416 429 451 492 512 528 533 572 624 656 704 768 832 858 902 984 1056 1066 1144 1248 1312 1353 1408 1536 1599 1664 1681 1716 1804 1968 2112 2132 2288 2496 2624 2706 2816 3198 3328 3362 3432 3608 3936 4224 4264 4576 4992 5043 5248 5412 5632 5863 6396 6656 6724 6864 7216 7872 8448 8528 9152 9984 10086 10496 10824 11726 12792 13448 13728 14432 15744 16896 17056 17589 18304 18491 19968 20172 20992 21648 21853 23452 25584 26896 27456 28864 31488 34112 35178 36608 36982 40344 43296 43706 46904 51168 53792 54912 55473 57728 62976 65559 68224 68921 70356 73216 73964 80688 86592 87412 93808 102336 107584 109824 110946 115456 131118 136448 137842 140712 147928 161376 173184 174824 187616 204672 206763 215168 219648 221892 230912 240383 262236 272896 275684 281424 295856 322752 346368 349648 375232 409344 413526 430336 443784 480766 524472 551368 562848 591712 645504 692736 699296 721149 750464 758131 818688 827052 860672 887568 895973 961532 1048944 1102736 1125696 1183424 1291008 1398592 1442298 1500928 1516262 1654104 1775136 1791946 1923064 2097888 2205472 2251392 2274393 2366848 2582016 2687919 2797184 2884596 3001856 3032524 3308208 3550272 3583892 3846128 4195776 4410944 4502784 4548786 4733696 5375838 5594368 5769192 6065048 6616416 7100544 7167784 7692256 8391552 8821888 9005568 9097572 9467392 9855703 10751676 11188736 11538384 12130096 13232832 14201088 14335568 15384512 16783104 17643776 18195144 19711406 21503352 23076768 24260192 26465664 28402176 28671136 29567109 30769024 33566208 35287552 36390288 39422812 43006704 46153536 48520384 52931328 57342272 59134218 61538048 72780576 78845624 86013408 92307072 97040768 105862656 114684544 118268436 123076096 145561152 157691248 172026816 184614144 194081536 229369088 236536872 291122304 315382496 344053632 369228288 388163072 458738176 473073744 582244608 630764992 688107264 946147488 1164489216 1261529984 1376214528 1892294976 2523059968 3784589952 5046119936 7569179904 15138359808
• Sum of all divisors σ(n): 48564641664
• Sum of proper divisors (its aliquot sum) s(n): 33426281856
• 15138359808 is an abundant number, because the sum of its proper divisors (33426281856) is greater than itself. Its abundance is 18287922048

Bases of 15138359808

• Binary: 1110000110010100010000101000000000₂
• Hexadecimal: 0x386510A00
• Base-36: 6YCZL6O

Squares and roots of 15138359808

• 15138359808 squared (15138359808²) is 229169937676469796864
• 15138359808 cubed (15138359808³) is 3469256973723335280171902042112
• The square root of 15138359808 is 123038.0421170623
• The cube root of 15138359808 is 2473.7716481531

Scales and comparisons

• 15,138,359,808 seconds is equal to 481 years, 18 weeks, 2 days, 11 hours, 56 minutes, 48 seconds.
• To count from 1 to 15,138,359,808 would take you about nine hundred sixty-two 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 15138359808 cubic inches would be around 206.1 feet tall.

Recreational maths with 15138359808

• 15138359808 backwards is 80895383151
• The number of decimal digits it has is: 11
• The sum of 15138359808's digits is 51
• More coming soon!