20797147072

Names of 20797147072

• Cardinal: 20797147072 can be written as Twenty billion, seven hundred ninety-seven million, one hundred forty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 2.0797147072 × 10¹⁰

Factors of 20797147072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 102

Divisors of 20797147072

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 8 13 16 19 26 31 32 37 38 52 62 64 74 76 104 124 148 152 208 247 248 296 304 403 416 481 494 496 589 592 608 703 806 832 961 962 988 992 1147 1178 1184 1216 1369 1406 1612 1922 1924 1976 1984 2294 2356 2368 2738 2812 3224 3844 3848 3952 4588 4712 5476 5624 6448 7657 7688 7696 7904 9139 9176 9424 10952 11248 12493 12896 14911 15314 15376 15392 15808 17797 18259 18278 18352 18848 21793 21904 22496 24986 25792 26011 29822 30628 30752 30784 35557 35594 36518 36556 36704 37696 42439 43586 43808 44992 49972 52022 59644 61256 61504 71114 71188 73036 73112 73408 84878 87172 87616 99944 104044 119288 122512 142228 142376 146072 146224 169756 174344 199888 208088 237367 238576 245024 283309 284456 284752 292144 292448 338143 339512 348688 399776 416176 462241 474734 477152 490048 551707 566618 568912 569504 584288 584896 675583 676286 679024 697376 799552 806341 832352 924482 949468 954304 1103414 1133236 1137824 1139008 1168576 1315609 1351166 1352572 1358048 1394752 1612682 1664704 1848964 1898936 2206828 2266472 2275648 2631218 2702332 2705144 2716096 3225364 3697928 3797872 4413656 4532944 5262436 5404664 5410288 6450728 7395856 7595744 8782579 8827312 9065888 10482433 10524872 10809328 10820576 12901456 14791712 15191488 17102917 17565158 17654624 18131776 20964866 21049744 21618656 21641152 24996571 25802912 29583424 34205834 35130316 35309248 41929732 42099488 43237312 49993142 51605824 68411668 70260632 83859464 84198976 99986284 136823336 140521264 167718928 199972568 273646672 281042528 324955423 335437856 399945136 547293344 562085056 649910846 670875712 799890272 1094586688 1299821692 1599780544 2599643384 5199286768 10398573536 20797147072
• Sum of all divisors σ(n): 49682689560
• Sum of proper divisors (its aliquot sum) s(n): 28885542488
• 20797147072 is an abundant number, because the sum of its proper divisors (28885542488) is greater than itself. Its abundance is 8088395416

Bases of 20797147072

• Binary: 10011010111100110110100011111000000₂
• Hexadecimal: 0x4D79B47C0
• Base-36: 9JY31DS

Squares and roots of 20797147072

• 20797147072 squared (20797147072²) is 432521326334398173184
• 20797147072 cubed (20797147072³) is 8995209635552985460315774517248
• The square root of 20797147072 is 144212.1599311237
• The cube root of 20797147072 is 2750.0119921019

Scales and comparisons

• 20,797,147,072 seconds is equal to 661 years, 14 weeks, 5 days, 17 hours, 17 minutes, 52 seconds.
• To count from 1 to 20,797,147,072 would take you about one thousand, three hundred twenty-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 20797147072 cubic inches would be around 229.2 feet tall.

Recreational maths with 20797147072

• 20797147072 backwards is 27074179702
• The number of decimal digits it has is: 11
• The sum of 20797147072's digits is 46
• More coming soon!