2139755904

Names of 2139755904

• Cardinal: 2139755904 can be written as Two billion, one hundred thirty-nine million, seven hundred fifty-five thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.139755904 × 10⁹

Factors of 2139755904

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 479

Divisors of 2139755904

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 31 32 33 36 39 44 48 52 62 64 66 72 78 88 93 96 99 104 117 124 128 132 143 144 156 176 186 192 198 208 234 248 264 279 286 288 312 341 352 372 384 396 403 416 419 429 468 496 528 558 572 576 624 682 704 744 792 806 832 838 858 936 992 1023 1056 1116 1144 1152 1209 1248 1257 1287 1364 1408 1488 1584 1612 1664 1676 1716 1872 1984 2046 2112 2232 2288 2418 2496 2514 2574 2728 2976 3069 3168 3224 3352 3432 3627 3744 3771 3968 4092 4224 4433 4464 4576 4609 4836 4992 5028 5148 5447 5456 5952 6138 6336 6448 6704 6864 7254 7488 7542 8184 8866 8928 9152 9218 9672 10056 10296 10894 10912 11904 12276 12672 12896 12989 13299 13408 13728 13827 14508 14976 15084 16341 16368 17732 17856 18304 18436 19344 20112 20592 21788 21824 24552 25792 25978 26598 26816 27456 27654 29016 30168 32682 32736 35464 35712 36872 38688 38967 39897 40224 41184 41481 43576 43648 49023 49104 51584 51956 53196 53632 54912 55308 58032 59917 60336 65364 65472 70928 73744 77376 77934 79794 80448 82368 82962 87152 98046 98208 103912 106392 110616 116064 116901 119834 120672 130728 130944 141856 142879 147488 154752 155868 159588 160896 164736 165924 168857 174304 179751 196092 196416 207824 212784 221232 232128 233802 239668 241344 261456 283712 285758 294976 311736 319176 331848 337714 348608 359502 392184 392832 415648 425568 428637 442464 464256 467604 479336 482688 506571 522912 539253 567424 571516 589952 623472 638352 663696 675428 697216 719004 784368 831296 851136 857274 884928 935208 958672 1013142 1045824 1078506 1143032 1246944 1276704 1285911 1327392 1350856 1438008 1519713 1568736 1662592 1702272 1714548 1769856 1857427 1870416 1917344 2026284 2091648 2157012 2286064 2493888 2553408 2571822 2654784 2701712 2876016 3039426 3137472 3429096 3714854 3740832 3834688 4052568 4314024 4572128 4987776 5106816 5143644 5309568 5403424 5572281 5752032 6078852 6274944 6858192 7429708 7481664 7669376 8105136 8628048 9144256 10287288 10806848 11144562 11504064 12157704 13716384 14859416 14963328 16210272 16716843 17256096 18288512 20574576 21613696 22289124 23008128 24315408 27432768 29718832 32420544 33433686 34512192 41149152 44578248 48630816 54865536 59437664 64841088 66867372 69024384 82298304 89156496 97261632 118875328 133734744 164596608 178312992 194523264 237750656 267469488 356625984 534938976 713251968 1069877952 2139755904
• Sum of all divisors σ(n): 7485004800
• Sum of proper divisors (its aliquot sum) s(n): 5345248896
• 2139755904 is an abundant number, because the sum of its proper divisors (5345248896) is greater than itself. Its abundance is 3205492992

Bases of 2139755904

• Binary: 1111111100010100001010110000000₂
• Hexadecimal: 0x7F8A1580
• Base-36: ZDYE80

Squares and roots of 2139755904

• 2139755904 squared (2139755904²) is 4578555328702857216
• 2139755904 cubed (2139755904³) is 9796990796382599389605003264
• The square root of 2139755904 is 46257.4956520563
• The cube root of 2139755904 is 1288.6097443483

Scales and comparisons

• 2,139,755,904 seconds is equal to 68 years, 1 week, 6 days, 16 hours, 38 minutes, 24 seconds.
• To count from 1 to 2,139,755,904 would take you about one hundred thirty-six 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 2139755904 cubic inches would be around 107.4 feet tall.

Recreational maths with 2139755904

• 2139755904 backwards is 4095579312
• The number of decimal digits it has is: 10
• The sum of 2139755904's digits is 45
• More coming soon!