13005838872

Names of 13005838872

• Cardinal: 13005838872 can be written as Thirteen billion, five million, eight hundred thirty-eight thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.3005838872 × 10¹⁰

Factors of 13005838872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 479

Divisors of 13005838872

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 47 52 54 72 78 81 94 104 107 108 117 141 156 162 188 214 216 234 282 307 312 321 324 351 376 423 428 468 564 611 614 642 648 702 846 856 921 936 963 1053 1128 1222 1228 1269 1284 1391 1404 1692 1833 1842 1926 2106 2444 2456 2538 2568 2763 2782 2808 2889 3384 3666 3684 3807 3852 3991 4173 4212 4888 5029 5076 5499 5526 5564 5778 7332 7368 7614 7704 7982 8289 8346 8424 8667 10058 10152 10998 11052 11128 11556 11973 12519 14429 14664 15087 15228 15964 16497 16578 16692 17334 20116 21996 22104 23112 23946 24867 25038 28858 30174 30456 31928 32849 32994 33156 33384 34668 35919 37557 40232 43287 43992 45261 47892 49491 49734 50076 57716 60348 65377 65698 65988 66312 69336 71838 75114 86574 90522 95784 98547 98982 99468 100152 107757 112671 115432 120696 129861 130754 131396 131976 135783 143676 150228 173148 181044 187577 196131 197094 197964 198936 215514 225342 259722 261508 262792 271566 287352 295641 300456 323271 346296 362088 375154 389583 392262 394188 395928 407349 427037 431028 450684 519444 523016 543132 562731 588393 591282 646542 750308 779166 784524 788376 814698 854074 862056 886923 901368 1038888 1086264 1125462 1168749 1176786 1182564 1281111 1293084 1500616 1543903 1558332 1569048 1629396 1688193 1708148 1765179 1773846 2250924 2337498 2353572 2365128 2562222 2586168 2660769 3087806 3116664 3258792 3376386 3416296 3530358 3547692 3843333 4501848 4631709 4674996 4707144 5064579 5124444 5295537 5321538 6175612 6752772 7060716 7095384 7686666 9263418 9349992 10129158 10248888 10591074 10643076 11529999 12351224 13505544 13895127 14121432 15193737 15373332 18526836 20070739 20258316 21182148 21286152 23059998 27790254 30387474 30746664 34589997 37053672 40141478 40516632 41685381 42364296 46119996 55580508 60212217 60774948 69179994 80282956 83370762 92239992 111161016 120424434 121549896 125056143 138359988 160565912 166741524 180636651 240848868 250112286 276719976 333483048 361273302 481697736 500224572 541909953 722546604 1000449144 1083819906 1445093208 1625729859 2167639812 3251459718 4335279624 6502919436 13005838872
• Sum of all divisors σ(n): 40571435520
• Sum of proper divisors (its aliquot sum) s(n): 27565596648
• 13005838872 is an abundant number, because the sum of its proper divisors (27565596648) is greater than itself. Its abundance is 14559757776

Bases of 13005838872

• Binary: 1100000111001101010101101000011000₂
• Hexadecimal: 0x307355A18
• Base-36: 5Z3C9I0

Squares and roots of 13005838872

• 13005838872 squared (13005838872²) is 169151844764426232384
• 13005838872 cubed (13005838872³) is 2199961637907684375916332430848
• The square root of 13005838872 is 114043.1447830163
• The cube root of 13005838872 is 2351.6866643189

Scales and comparisons

• 13,005,838,872 seconds is equal to 413 years, 28 weeks, 2 days, 13 hours, 1 minute, 12 seconds.
• To count from 1 to 13,005,838,872 would take you about eight hundred twenty-seven 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 13005838872 cubic inches would be around 196 feet tall.

Recreational maths with 13005838872

• 13005838872 backwards is 27883850031
• The number of decimal digits it has is: 11
• The sum of 13005838872's digits is 45
• More coming soon!