21313225980

Names of 21313225980

• Cardinal: 21313225980 can be written as Twenty-one billion, three hundred thirteen million, two hundred twenty-five thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.131322598 × 10¹⁰

Factors of 21313225980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2049

Divisors of 21313225980

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 41 45 54 60 82 90 108 123 135 164 180 205 246 270 369 410 492 540 615 738 811 820 1107 1187 1230 1476 1622 1845 2214 2374 2433 2460 3244 3561 3690 4055 4428 4748 4866 5535 5935 7122 7299 7380 8110 9732 10683 11070 11870 12165 14244 14598 16220 17805 21366 21897 22140 23740 24330 29196 32049 33251 35610 36495 42732 43794 48660 48667 53415 64098 66502 71220 72990 87588 97334 99753 106830 109485 128196 133004 145980 146001 160245 166255 194668 199506 213660 218970 243335 292002 299259 320490 332510 399012 437940 438003 486670 498765 584004 598518 640980 665020 730005 876006 897777 962657 973340 997530 1197036 1314009 1460010 1496295 1752012 1795554 1925314 1995060 2190015 2628018 2887971 2920020 2992590 3591108 3850628 4380030 4488885 4813285 5256036 5775942 5985180 6570045 8663913 8760060 8977770 9626570 11551884 13140090 14439855 17327826 17955540 19253140 25991739 26280180 28879710 34655652 39468937 43319565 51983478 57759420 78937874 86639130 103966956 118406811 129958695 157875748 173278260 197344685 236813622 259917390 355220433 394689370 473627244 519834780 592034055 710440866 789378740 1065661299 1184068110 1420881732 1776102165 2131322598 2368136220 3552204330 4262645196 5328306495 7104408660 10656612990 21313225980
• Sum of all divisors σ(n): 68066127360
• Sum of proper divisors (its aliquot sum) s(n): 46752901380
• 21313225980 is an abundant number, because the sum of its proper divisors (46752901380) is greater than itself. Its abundance is 25439675400

Bases of 21313225980

• Binary: 10011110110010111100000010011111100₂
• Hexadecimal: 0x4F65E04FC
• Base-36: 9SHCEF0

Squares and roots of 21313225980

• 21313225980 squared (21313225980²) is 454253601674546960400
• 21313225980 cubed (21313225980³) is 9681609664718525781127311192000
• The square root of 21313225980 is 145990.4996224069
• The cube root of 21313225980 is 2772.5734697413

Scales and comparisons

• 21,313,225,980 seconds is equal to 677 years, 36 weeks, 20 hours, 33 minutes.
• To count from 1 to 21,313,225,980 would take you about one thousand, three hundred fifty-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 21313225980 cubic inches would be around 231 feet tall.

Recreational maths with 21313225980

• 21313225980 backwards is 08952231312
• 21313225980 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21313225980's digits is 36
• More coming soon!