21471858352

Names of 21471858352

• Cardinal: 21471858352 can be written as Twenty-one billion, four hundred seventy-one million, eight hundred fifty-eight thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 2.1471858352 × 10¹⁰

Factors of 21471858352

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 559

Divisors of 21471858352

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 31 37 38 56 62 74 76 112 124 133 148 152 217 248 259 266 296 304 361 434 463 496 518 532 589 592 703 722 868 926 1036 1064 1147 1178 1406 1444 1736 1852 2072 2128 2294 2356 2527 2812 2888 3241 3472 3704 4123 4144 4588 4712 4921 5054 5624 5776 6482 7408 8029 8246 8797 9176 9424 9842 10108 11191 11248 12964 13357 14353 16058 16492 17131 17594 18352 19684 20216 21793 22382 25928 26714 28706 32116 32984 34262 35188 39368 40432 43586 44764 51856 53428 57412 61579 64232 65968 68524 70376 78337 78736 87172 89528 93499 100471 106856 114824 119917 123158 128464 137048 140752 152551 156674 167143 174344 179056 186998 200942 213712 229648 239834 246316 272707 274096 305102 313348 325489 334286 348688 373996 401884 414067 479668 492632 531061 545414 610204 626696 650978 668572 747992 803768 828134 959336 985264 1062122 1090828 1170001 1220408 1253392 1301956 1337144 1495984 1607536 1656268 1908949 1918672 2124244 2181656 2278423 2340002 2440816 2603912 2674288 2898469 3312536 3717427 3817898 4248488 4363312 4556846 4680004 5181433 5207824 5796938 6184291 6625072 7434854 7635796 8496976 9113692 9360008 10090159 10362866 11593876 12368582 14869708 15271592 18227384 18720016 20180318 20725732 23187752 24737164 29739416 30543184 36270031 36454768 40360636 41451464 43290037 46375504 49474328 59478832 70631113 72540062 80721272 82902928 86580074 98948656 141262226 145080124 161442544 173160148 191713021 282524452 290160248 346320296 383426042 565048904 580320496 692640592 766852084 1130097808 1341991147 1533704168 2683982294 3067408336 5367964588 10735929176 21471858352
• Sum of all divisors σ(n): 53312397312
• Sum of proper divisors (its aliquot sum) s(n): 31840538960
• 21471858352 is an abundant number, because the sum of its proper divisors (31840538960) is greater than itself. Its abundance is 10368680608

Bases of 21471858352

• Binary: 10011111111110100101000111010110000₂
• Hexadecimal: 0x4FFD28EB0
• Base-36: 9V3SFXS

Squares and roots of 21471858352

• 21471858352 squared (21471858352²) is 461040701088352155904
• 21471858352 cubed (21471858352³) is 9899400628275869728664508510208
• The square root of 21471858352 is 146532.7893408161
• The cube root of 21471858352 is 2779.4351435915

Scales and comparisons

• 21,471,858,352 seconds is equal to 682 years, 38 weeks, 2 days, 21 hours, 5 minutes, 52 seconds.
• To count from 1 to 21,471,858,352 would take you about one thousand, three hundred sixty-five 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 21471858352 cubic inches would be around 231.6 feet tall.

Recreational maths with 21471858352

• 21471858352 backwards is 25385817412
• The number of decimal digits it has is: 11
• The sum of 21471858352's digits is 46
• More coming soon!