21995331072

Names of 21995331072

• Cardinal: 21995331072 can be written as Twenty-one billion, nine hundred ninety-five million, three hundred thirty-one thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1995331072 × 10¹⁰

Factors of 21995331072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 7732

Divisors of 21995331072

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 64 66 78 88 96 104 128 132 143 156 169 176 192 208 256 264 286 312 338 352 384 416 429 507 512 528 572 624 676 704 768 832 858 1014 1056 1144 1248 1352 1408 1536 1664 1716 1859 2028 2112 2288 2496 2704 2816 3328 3432 3718 4056 4224 4576 4992 5408 5577 5632 6656 6864 7436 7703 8112 8448 9152 9984 10816 11154 13728 14872 15406 16224 16896 18304 19968 21632 22308 23109 27456 29744 30812 32448 36608 43264 44616 46218 54912 59488 61624 64896 73216 84733 86528 89232 92436 100139 109824 118976 123248 129792 169466 178464 184872 200278 219648 237952 246496 254199 259584 300417 338932 356928 369744 400556 475904 492992 508398 600834 677864 713856 739488 801112 951808 985984 1016796 1101529 1201668 1301807 1355728 1427712 1478976 1602224 1971968 2033592 2203058 2403336 2603614 2711456 2855424 2957952 3204448 3304587 3905421 3943936 4067184 4406116 4806672 5207228 5422912 5915904 6408896 6609174 7810842 8134368 8812232 9613344 10414456 10845824 11831808 12817792 13218348 14319877 15621684 16268736 17624464 19226688 20828912 21691648 25635584 26436696 28639754 31243368 32537472 35248928 38453376 41657824 42959631 43383296 51271168 52873392 57279508 62486736 65074944 70497856 76906752 83315648 85919262 105746784 114559016 124973472 130149888 140995712 153813504 166631296 171838524 211493568 229118032 249946944 281991424 333262592 343677048 422987136 458236064 499893888 563982848 666525184 687354096 845974272 916472128 999787776 1374708192 1691948544 1832944256 1999575552 2749416384 3665888512 5498832768 7331777024 10997665536 21995331072
• Sum of all divisors σ(n): 69228390528
• Sum of proper divisors (its aliquot sum) s(n): 47233059456
• 21995331072 is an abundant number, because the sum of its proper divisors (47233059456) is greater than itself. Its abundance is 25237728384

Bases of 21995331072

• Binary: 10100011111000001100001111000000000₂
• Hexadecimal: 0x51F061E00
• Base-36: A3RGA2O

Squares and roots of 21995331072

• 21995331072 squared (21995331072²) is 483794588966888669184
• 21995331072 cubed (21995331072³) is 10641222155168874724467564085248
• The square root of 21995331072 is 148308.2299537015
• The cube root of 21995331072 is 2801.8410966331

Scales and comparisons

• 21,995,331,072 seconds is equal to 699 years, 19 weeks, 6 days, 14 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,995,331,072 would take you about one thousand, three hundred ninety-eight 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 21995331072 cubic inches would be around 233.5 feet tall.

Recreational maths with 21995331072

• 21995331072 backwards is 27013359912
• The number of decimal digits it has is: 11
• The sum of 21995331072's digits is 42
• More coming soon!