72108139124

Names of 72108139124

• Cardinal: 72108139124 can be written as Seventy-two billion, one hundred eight million, one hundred thirty-nine thousand, one hundred twenty-four.

Scientific notation

• Scientific notation: 7.2108139124 × 10¹⁰

Factors of 72108139124

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 419

Divisors of 72108139124

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 14 28 29 31 43 49 58 62 86 98 116 124 172 196 203 217 301 307 406 434 602 614 812 868 899 961 1204 1228 1247 1333 1421 1519 1798 1922 2107 2149 2494 2666 2842 3038 3596 3844 4214 4298 4988 5332 5684 6076 6293 6727 8428 8596 8729 8903 9331 9517 12586 13201 13454 15043 17458 17806 18662 19034 25172 26402 26908 27869 30086 34916 35612 37324 38068 38657 41323 44051 47089 52804 55738 60172 61103 62321 65317 66619 77314 82646 88102 92407 94178 111476 122206 124642 130634 133238 154628 165292 176204 184814 188356 195083 244412 249284 261268 266476 270599 275993 289261 295027 369628 382829 390166 409231 436247 466333 541198 551986 578522 590054 646849 765658 780332 818462 872494 932666 1082396 1103972 1157044 1180108 1198367 1293698 1365581 1531316 1636924 1744988 1865332 1894193 1931951 2024827 2065189 2396734 2587396 2679803 2731162 2864617 3788386 3863902 4049654 4130378 4793468 5359606 5462324 5729234 7576772 7727804 8099308 8260756 8388569 8555783 10719212 11458468 11867699 12686161 13523657 14456323 16777138 17111566 18758621 20052319 23735398 25372322 27047314 28912646 33554276 34223132 37517242 40104638 47470796 50744644 54094628 57825292 58719983 59890481 75034484 80209276 83073893 88803127 117439966 119780962 166147786 177606254 234879932 239561924 332295572 355212508 367898669 419233367 581517251 621621889 735797338 838466734 1163034502 1243243778 1471594676 1676933468 2326069004 2486487556 2575290683 5150581366 10301162732 18027034781 36054069562 72108139124
• Sum of all divisors σ(n): 161081917920
• Sum of proper divisors (its aliquot sum) s(n): 88973778796
• 72108139124 is an abundant number, because the sum of its proper divisors (88973778796) is greater than itself. Its abundance is 16865639672

Bases of 72108139124

• Binary: 1000011001001111110101110001001110100₂
• Hexadecimal: 0x10C9FAE274
• Base-36: X4JBO8K

Squares and roots of 72108139124

• 72108139124 squared (72108139124²) is 5199583727926139487376
• 72108139124 cubed (72108139124³) is 374932306840184630151938649698624
• The square root of 72108139124 is 268529.5870551325
• The cube root of 72108139124 is 4162.2493676061

Scales and comparisons

• 72,108,139,124 seconds is equal to 2,292 years, 42 weeks, 2 days, 22 hours, 38 minutes, 44 seconds.
• To count from 1 to 72,108,139,124 would take you about four thousand, five hundred eighty-five 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 72108139124 cubic inches would be around 346.9 feet tall.

Recreational maths with 72108139124

• 72108139124 backwards is 42193180127
• The number of decimal digits it has is: 11
• The sum of 72108139124's digits is 38
• More coming soon!