21273193984

Names of 21273193984

• Cardinal: 21273193984 can be written as Twenty-one billion, two hundred seventy-three million, one hundred ninety-three thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1273193984 × 10¹⁰

Factors of 21273193984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1666

Divisors of 21273193984

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 31 32 34 49 56 62 64 68 98 112 119 124 128 136 196 217 224 238 248 256 272 392 434 448 476 496 512 527 544 784 833 868 896 952 992 1054 1088 1519 1568 1609 1666 1736 1792 1904 1984 2108 2176 3038 3136 3218 3332 3472 3584 3689 3808 3968 4216 4352 6076 6272 6436 6664 6944 7378 7616 7936 8432 8704 11263 12152 12544 12872 13328 13888 14756 15232 15872 16864 22526 24304 25088 25744 25823 26656 27353 27776 29512 30464 33728 45052 48608 49879 51488 51646 53312 54706 55552 59024 60928 67456 78841 90104 97216 99758 102976 103292 106624 109412 111104 118048 134912 157682 180208 191471 194432 199516 205952 206584 213248 218824 236096 269824 315364 349153 360416 382942 388864 399032 411904 413168 426496 437648 472192 630728 698306 720832 765884 777728 798064 823808 826336 847943 875296 944384 1261456 1340297 1396612 1441664 1531768 1596128 1652672 1695886 1750592 1888768 2444071 2522912 2680594 2793224 2883328 3063536 3192256 3305344 3391772 3501184 4888142 5045824 5361188 5586448 5766656 5935601 6127072 6384512 6610688 6783544 7002368 9776284 10091648 10722376 11172896 11871202 12254144 12769024 13221376 13567088 14004736 19552568 20183296 21444752 22345792 23742404 24508288 25538048 27134176 39105136 40366592 41549207 42889504 44691584 47484808 49016576 54268352 78210272 83098414 85779008 89383168 94969616 98033152 108536704 156420544 166196828 171558016 178766336 189939232 217073408 312841088 332393656 343116032 379878464 434146816 625682176 664787312 686232064 759756928 1251364352 1329574624 1519513856 2659149248 3039027712 5318298496 10636596992 21273193984
• Sum of all divisors σ(n): 54075288960
• Sum of proper divisors (its aliquot sum) s(n): 32802094976
• 21273193984 is an abundant number, because the sum of its proper divisors (32802094976) is greater than itself. Its abundance is 11528900992

Bases of 21273193984

• Binary: 10011110011111110110010111000000000₂
• Hexadecimal: 0x4F3FB2E00
• Base-36: 9RTIDJ4

Squares and roots of 21273193984

• 21273193984 squared (21273193984²) is 452548782280893792256
• 21273193984 cubed (21273193984³) is 9627158032684435619563284987904
• The square root of 21273193984 is 145853.3303836425
• The cube root of 21273193984 is 2770.8365011329

Scales and comparisons

• 21,273,193,984 seconds is equal to 676 years, 21 weeks, 6 days, 12 hours, 33 minutes, 4 seconds.
• To count from 1 to 21,273,193,984 would take you about one thousand, three hundred fifty-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 21273193984 cubic inches would be around 230.9 feet tall.

Recreational maths with 21273193984

• 21273193984 backwards is 48939137212
• 21273193984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21273193984's digits is 49
• More coming soon!