21102699072

Names of 21102699072

• Cardinal: 21102699072 can be written as Twenty-one billion, one hundred two million, six hundred ninety-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1102699072 × 10¹⁰

Factors of 21102699072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 182

Divisors of 21102699072

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 64 78 84 91 96 98 104 112 147 156 157 168 182 192 196 208 224 273 294 312 314 336 343 364 392 416 448 471 546 588 624 628 637 672 686 728 784 832 942 1029 1092 1099 1176 1248 1256 1274 1344 1372 1456 1568 1884 1911 2041 2058 2184 2198 2352 2496 2512 2548 2744 2912 3136 3297 3768 3822 4082 4116 4368 4396 4459 4704 5024 5096 5488 5824 6123 6594 7536 7644 7693 8164 8232 8736 8792 8918 9408 10048 10192 10976 12246 13188 13377 14287 15072 15288 15386 16328 16464 17472 17584 17836 20384 21952 23079 24492 24649 26376 26754 28574 30144 30576 30772 32656 32928 35168 35672 40768 42861 46158 48984 49298 52752 53508 53851 57148 61152 61544 65312 65856 70336 71344 73947 85722 92316 97968 98596 100009 105504 107016 107702 114296 122304 123088 130624 142688 147894 161553 171444 172543 184632 195936 197192 200018 211008 214032 215404 228592 246176 285376 295788 300027 320437 323106 342888 345086 369264 391872 394384 400036 428064 430808 457184 492352 517629 591576 600054 640874 646212 685776 690172 700063 738528 788768 800072 856128 861616 914368 961311 1035258 1183152 1200108 1207801 1281748 1292424 1371552 1380344 1400126 1477056 1577536 1600144 1723232 1922622 2070516 2100189 2243059 2366304 2400216 2415602 2563496 2584848 2743104 2760688 2800252 3200288 3446464 3623403 3845244 4141032 4200378 4486118 4732608 4800432 4831204 5126992 5169696 5521376 5600504 6400576 6729177 7246806 7690488 8282064 8400756 8454607 8972236 9600864 9662408 10253984 10339392 11042752 11201008 13458354 14493612 15380976 15701413 16564128 16801512 16909214 17944472 19201728 19324816 20507968 22402016 25363821 26916708 28987224 30761952 31402826 33128256 33603024 33818428 35888944 38649632 44804032 47104239 50727642 53833416 57974448 61523904 62805652 67206048 67636856 71777888 77299264 94208478 101455284 107666832 109909891 115948896 125611304 134412096 135273712 143555776 188416956 202910568 215333664 219819782 231897792 251222608 270547424 329729673 376833912 405821136 430667328 439639564 502445216 541094848 659459346 753667824 811642272 879279128 1004890432 1318918692 1507335648 1623284544 1758558256 2637837384 3014671296 3517116512 5275674768 7034233024 10551349536 21102699072
• Sum of all divisors σ(n): 70570953600
• Sum of proper divisors (its aliquot sum) s(n): 49468254528
• 21102699072 is an abundant number, because the sum of its proper divisors (49468254528) is greater than itself. Its abundance is 28365555456

Bases of 21102699072

• Binary: 10011101001110100011010001001000000₂
• Hexadecimal: 0x4E9D1A240
• Base-36: 9P002TC

Squares and roots of 21102699072

• 21102699072 squared (21102699072²) is 445323908123389661184
• 21102699072 cubed (21102699072³) is 9397536422694868264561991221248
• The square root of 21102699072 is 145267.6807552183
• The cube root of 21102699072 is 2763.4143084471

Scales and comparisons

• 21,102,699,072 seconds is equal to 671 years, 4 hours, 51 minutes, 12 seconds.
• To count from 1 to 21,102,699,072 would take you about one thousand, three hundred forty-two 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 21102699072 cubic inches would be around 230.3 feet tall.

Recreational maths with 21102699072

• 21102699072 backwards is 27099620112
• 21102699072 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21102699072's digits is 39
• More coming soon!