216421843880

Names of 216421843880

• Cardinal: 216421843880 can be written as Two hundred sixteen billion, four hundred twenty-one million, eight hundred forty-three thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.1642184388 × 10¹¹

Factors of 216421843880

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 276

Divisors of 216421843880

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 40 44 55 61 88 110 121 122 197 220 242 244 305 394 440 484 488 605 610 671 788 968 985 1210 1220 1342 1576 1970 2167 2420 2440 2684 3355 3721 3940 4334 4840 5368 6710 7381 7442 7880 8668 10835 12017 13420 14762 14884 17336 18605 21670 23837 24034 26840 29524 29768 36905 37210 40931 43340 47674 48068 59048 60085 73810 74420 81862 86680 95348 96136 119185 120170 132187 147620 148840 163724 190696 204655 226981 238370 240340 264374 295240 327448 409310 450241 453962 476740 480680 528748 660935 733037 818620 900482 907924 953480 1057496 1134905 1321870 1454057 1466074 1637240 1800964 1815848 2251205 2269810 2496791 2643740 2908114 2932148 3601928 3665185 4502410 4539620 4993582 5287480 5816228 5864296 7270285 7330370 8063407 9004820 9079240 9987164 11632456 12483955 14540570 14660740 16126814 18009640 19974328 24967910 27464701 29081140 29321480 32253628 40317035 44715257 49935820 54929402 58162280 64507256 80634070 88697477 89430514 99871640 109858804 137323505 161268140 177394954 178861028 219717608 223576285 274647010 322536280 354789908 357722056 443487385 447152570 491867827 549294020 709579816 886974770 894305140 983735654 1098588040 1773949540 1788610280 1967471308 2459339135 3547899080 3934942616 4918678270 5410546097 9837356540 10821092194 19674713080 21642184388 27052730485 43284368776 54105460970 108210921940 216421843880
• Sum of all divisors σ(n): 546924525840
• Sum of proper divisors (its aliquot sum) s(n): 330502681960
• 216421843880 is an abundant number, because the sum of its proper divisors (330502681960) is greater than itself. Its abundance is 114080838080

Bases of 216421843880

• Binary: 11001001100011101111110100001110101000₂
• Hexadecimal: 0x3263BF43A8
• Base-36: 2RF7Z7HK

Squares and roots of 216421843880

• 216421843880 squared (216421843880²) is 46838414508419093454400
• 216421843880 cubed (216421843880³) is 10136856032327803989199286699072000
• The square root of 216421843880 is 465211.6119359017
• The cube root of 216421843880 is 6003.9034218507

Scales and comparisons

• 216,421,843,880 seconds is equal to 6,881 years, 28 weeks, 2 days, 10 hours, 51 minutes, 20 seconds.
• To count from 1 to 216,421,843,880 would take you about thirteen thousand, seven hundred sixty-three 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 216421843880 cubic inches would be around 500.3 feet tall.

Recreational maths with 216421843880

• 216421843880 backwards is 088348124612
• The number of decimal digits it has is: 12
• The sum of 216421843880's digits is 47
• More coming soon!