21460923840

Names of 21460923840

• Cardinal: 21460923840 can be written as Twenty-one billion, four hundred sixty million, nine hundred twenty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.146092384 × 10¹⁰

Factors of 21460923840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1397

Divisors of 21460923840

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 113 120 160 181 192 226 240 320 339 362 452 480 543 565 678 724 904 905 960 1086 1093 1130 1356 1448 1695 1808 1810 2172 2186 2260 2712 2715 2896 3279 3390 3616 3620 4344 4372 4520 5424 5430 5465 5792 6558 6780 7232 7240 8688 8744 9040 10848 10860 10930 11584 13116 13560 14480 16395 17376 17488 18080 20453 21696 21720 21860 26232 27120 28960 32790 34752 34976 36160 40906 43440 43720 52464 54240 57920 61359 65580 69952 81812 86880 87440 102265 104928 108480 122718 123509 131160 163624 173760 174880 197833 204530 209856 245436 247018 262320 306795 327248 349760 370527 395666 409060 490872 494036 524640 593499 613590 617545 654496 741054 791332 818120 981744 988072 989165 1049280 1186998 1227180 1235090 1308992 1482108 1582664 1636240 1852635 1963488 1976144 1978330 2373996 2454360 2470180 2964216 2967495 3165328 3272480 3705270 3926976 3952288 3956660 4747992 4908720 4940360 5928432 5934990 6330656 6544960 7410540 7904576 7913320 9495984 9817440 9880720 11856864 11869980 12661312 14821080 15826640 18991968 19634880 19761440 22355129 23713728 23739960 29642160 31653280 37983936 39522880 44710258 47479920 59284320 63306560 67065387 89420516 94959840 111775645 118568640 134130774 178841032 189919680 223551290 268261548 335326935 357682064 447102580 536523096 670653870 715364128 894205160 1073046192 1341307740 1430728256 1788410320 2146092384 2682615480 3576820640 4292184768 5365230960 7153641280 10730461920 21460923840
• Sum of all divisors σ(n): 69184454976
• Sum of proper divisors (its aliquot sum) s(n): 47723531136
• 21460923840 is an abundant number, because the sum of its proper divisors (47723531136) is greater than itself. Its abundance is 26262607296

Bases of 21460923840

• Binary: 10011111111001010111011010111000000₂
• Hexadecimal: 0x4FF2BB5C0
• Base-36: 9UXA2TC

Squares and roots of 21460923840

• 21460923840 squared (21460923840²) is 460571252066280345600
• 21460923840 cubed (21460923840³) is 9884284563487885129010479104000
• The square root of 21460923840 is 146495.4737867351
• The cube root of 21460923840 is 2778.9632557391

Scales and comparisons

• 21,460,923,840 seconds is equal to 682 years, 20 weeks, 2 days, 7 hours, 44 minutes.
• To count from 1 to 21,460,923,840 would take you about one thousand, three hundred sixty-four 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 21460923840 cubic inches would be around 231.6 feet tall.

Recreational maths with 21460923840

• 21460923840 backwards is 04832906412
• The number of decimal digits it has is: 11
• The sum of 21460923840's digits is 39
• More coming soon!