72810997632

Names of 72810997632

• Cardinal: 72810997632 can be written as Seventy-two billion, eight hundred ten million, nine hundred ninety-seven thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 7.2810997632 × 10¹⁰

Factors of 72810997632

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2724

Divisors of 72810997632

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 96 108 122 128 137 144 183 192 216 244 274 288 366 384 411 432 488 548 549 576 732 822 864 976 1096 1098 1152 1233 1464 1644 1647 1728 1952 2192 2196 2466 2521 2928 3288 3294 3456 3699 3904 4384 4392 4932 5042 5856 6576 6588 7398 7563 7808 8357 8768 8784 9864 10084 11712 13152 13176 14796 15126 16714 17536 17568 19728 20168 22689 23424 25071 26304 26352 29592 30252 33428 35136 39456 40336 45378 50142 52608 52704 59184 60504 66856 68067 70272 75213 78912 80672 90756 100284 105408 118368 121008 133712 136134 150426 153781 157824 161344 181512 200568 210816 225639 236736 242016 267424 272268 300852 307562 322688 345377 363024 401136 451278 461343 473472 484032 534848 544536 601704 615124 690754 726048 802272 902556 922686 968064 1036131 1069696 1089072 1203408 1230248 1381508 1384029 1452096 1604544 1805112 1845372 2072262 2178144 2406816 2460496 2763016 2768058 2904192 3108393 3209088 3610224 3690744 4144524 4152087 4356288 4813632 4920992 5526032 5536116 6216786 7220448 7381488 8289048 8304174 8712576 9325179 9627264 9841984 11052064 11072232 12433572 14440896 14762976 16578096 16608348 18650358 19683968 21067997 22104128 22144464 24867144 28881792 29525952 33156192 33216696 37300716 42135994 44208256 44288928 49734288 59051904 63203991 66312384 66433392 74601432 84271988 88577856 99468576 126407982 132624768 132866784 149202864 168543976 177155712 189611973 198937152 252815964 265733568 298405728 337087952 379223946 397874304 505631928 531467136 568835919 596811456 674175904 758447892 1011263856 1137671838 1193622912 1348351808 1516895784 2022527712 2275343676 2696703616 3033791568 4045055424 4550687352 6067583136 8090110848 9101374704 12135166272 18202749408 24270332544 36405498816 72810997632
• Sum of all divisors σ(n): 220097966400
• Sum of proper divisors (its aliquot sum) s(n): 147286968768
• 72810997632 is an abundant number, because the sum of its proper divisors (147286968768) is greater than itself. Its abundance is 74475971136

Bases of 72810997632

• Binary: 1000011110011110111111010011110000000₂
• Hexadecimal: 0x10F3DFA780
• Base-36: XG5SDC0

Squares and roots of 72810997632

• 72810997632 squared (72810997632²) is 5301441376167109607424
• 72810997632 cubed (72810997632³) is 386003235486290238862433313619968
• The square root of 72810997632 is 269835.1304630293
• The cube root of 72810997632 is 4175.7292069091

Scales and comparisons

• 72,810,997,632 seconds is equal to 2,315 years, 8 weeks, 3 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 72,810,997,632 would take you about four thousand, six hundred thirty 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 72810997632 cubic inches would be around 348 feet tall.

Recreational maths with 72810997632

• 72810997632 backwards is 23679901827
• 72810997632 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72810997632's digits is 54
• More coming soon!