21067793184

Names of 21067793184

• Cardinal: 21067793184 can be written as Twenty-one billion, sixty-seven million, seven hundred ninety-three thousand, one hundred eighty-four.

Scientific notation

• Scientific notation: 2.1067793184 × 10¹⁰

Factors of 21067793184

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1106

Divisors of 21067793184

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 23 24 32 34 46 48 51 68 69 92 96 102 136 138 184 204 272 276 368 391 408 529 544 552 736 782 816 1058 1061 1104 1173 1564 1587 1632 2116 2122 2208 2346 3128 3174 3183 4232 4244 4692 6256 6348 6366 8464 8488 8993 9384 12167 12512 12696 12732 16928 16976 17986 18037 18768 24334 24403 25392 25464 26979 33952 35972 36074 36501 37536 48668 48806 50784 50928 53958 54111 71944 72148 73002 73209 97336 97612 101856 107916 108222 143888 144296 146004 146418 194672 195224 206839 215832 216444 287776 288592 292008 292836 389344 390448 413678 414851 431664 432888 561269 577184 584016 585672 620517 780896 827356 829702 863328 865776 1122538 1168032 1171344 1241034 1244553 1654712 1659404 1683807 1731552 2245076 2342688 2482068 2489106 3309424 3318808 3367614 4490152 4964136 4978212 6618848 6637616 6735228 8980304 9541573 9928272 9956424 12909187 13275232 13470456 17960608 19083146 19856544 19912848 25818374 26940912 28624719 38166292 38727561 39825696 51636748 53881824 57249438 76332584 77455122 103273496 114498876 152665168 154910244 206546992 219456179 228997752 305330336 309820488 413093984 438912358 457995504 619640976 658368537 877824716 915991008 1239281952 1316737074 1755649432 2633474148 3511298864 5266948296 7022597728 10533896592 21067793184
• Sum of all divisors σ(n): 61275191040
• Sum of proper divisors (its aliquot sum) s(n): 40207397856
• 21067793184 is an abundant number, because the sum of its proper divisors (40207397856) is greater than itself. Its abundance is 19139604672

Bases of 21067793184

• Binary: 10011100111101111010000001100100000₂
• Hexadecimal: 0x4E7BD0320
• Base-36: 9OF7X9C

Squares and roots of 21067793184

• 21067793184 squared (21067793184²) is 443851909643796857856
• 21067793184 cubed (21067793184³) is 9350980236698967309819253653504
• The square root of 21067793184 is 145147.4876944137
• The cube root of 21067793184 is 2761.8898168275

Scales and comparisons

• 21,067,793,184 seconds is equal to 669 years, 46 weeks, 2 days, 4 hours, 46 minutes, 24 seconds.
• To count from 1 to 21,067,793,184 would take you about one thousand, three hundred thirty-nine 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 21067793184 cubic inches would be around 230.2 feet tall.

Recreational maths with 21067793184

• 21067793184 backwards is 48139776012
• 21067793184 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21067793184's digits is 48
• More coming soon!