12804878240

Names of 12804878240

• Cardinal: 12804878240 can be written as Twelve billion, eight hundred four million, eight hundred seventy-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.280487824 × 10¹⁰

Factors of 12804878240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5017

Divisors of 12804878240

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 19 20 22 28 32 35 38 40 44 55 56 70 76 77 80 88 95 110 112 121 133 140 152 154 160 176 190 209 220 224 242 266 280 304 308 352 380 385 418 440 484 532 560 605 608 616 665 760 770 836 847 880 968 1045 1064 1120 1210 1232 1330 1463 1520 1540 1672 1694 1760 1936 2090 2128 2299 2420 2464 2660 2926 3040 3080 3344 3388 3872 4180 4235 4256 4598 4840 4973 5320 5852 6160 6688 6776 7315 8360 8470 9196 9680 9946 10640 11495 11704 12320 13552 14630 16093 16720 16940 18392 19360 19892 21280 22990 23408 24865 27104 29260 32186 33440 33880 34811 36784 39784 45980 46816 49730 54703 58520 64372 67760 69622 73568 79568 80465 91960 94487 99460 109406 117040 128744 135520 139244 159136 160930 174055 183920 188974 198920 218812 234080 257488 273515 278488 321860 348110 367840 377948 382921 397840 437624 472435 514976 547030 556976 601733 643720 661409 696220 755896 765842 795680 875248 944870 1039357 1094060 1113952 1203466 1287440 1322818 1392440 1511792 1531684 1750496 1889740 1914605 2078714 2188120 2406932 2574880 2645636 2784880 3008665 3023584 3063368 3307045 3779480 3829210 4157428 4212131 4376240 4813864 5196785 5291272 5569760 6017330 6126736 6614090 7275499 7558960 7658420 8314856 8424262 8752480 9627728 10393570 10582544 11432927 12034660 12253472 13228180 14550998 15117920 15316840 16629712 16848524 19255456 20787140 21060655 21165088 22865854 24069320 26456360 29101996 30633680 33259424 33697048 36377495 41574280 42121310 45731708 48138640 52912720 57164635 58203992 61267360 67394096 72754990 80030489 83148560 84242620 91463416 96277280 105825440 114329270 116407984 134788192 145509980 160060978 166297120 168485240 182926832 228658540 232815968 291019960 320121956 336970480 365853664 400152445 457317080 582039920 640243912 673940960 800304890 914634160 1164079840 1280487824 1600609780 1829268320 2560975648 3201219560 6402439120 12804878240
• Sum of all divisors σ(n): 40010060160
• Sum of proper divisors (its aliquot sum) s(n): 27205181920
• 12804878240 is an abundant number, because the sum of its proper divisors (27205181920) is greater than itself. Its abundance is 14400303680

Bases of 12804878240

• Binary: 1011111011001110101110111110100000₂
• Hexadecimal: 0x2FB3AEFA0
• Base-36: 5VROZA8

Squares and roots of 12804878240

• 12804878240 squared (12804878240²) is 163964906741225497600
• 12804878240 cubed (12804878240³) is 2099550666454347685151412224000
• The square root of 12804878240 is 113158.6419147915
• The cube root of 12804878240 is 2339.5113207495

Scales and comparisons

• 12,804,878,240 seconds is equal to 407 years, 8 weeks, 14 hours, 37 minutes, 20 seconds.
• To count from 1 to 12,804,878,240 would take you about eight hundred fourteen 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 12804878240 cubic inches would be around 195 feet tall.

Recreational maths with 12804878240

• 12804878240 backwards is 04287840821
• 12804878240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12804878240's digits is 44
• More coming soon!