21310244066880

Names of 21310244066880

• Cardinal: 21310244066880 can be written as Twenty-one trillion, three hundred ten billion, two hundred forty-four million, sixty-six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.131024406688 × 10¹³

Factors of 21310244066880

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 435258280

Divisors of 21310244066880

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 64 68 72 80 85 90 96 102 120 136 144 153 160 170 180 192 204 240 255 272 288 306 320 340 360 408 480 510 544 576 612 680 720 765 816 960 1020 1088 1224 1360 1440 1530 1632 2040 2448 2720 2880 3060 3264 4080 4896 5440 6120 8160 9792 12240 16320 24480 48960 435258253 870516506 1305774759 1741033012 2176291265 2611549518 3482066024 3917324277 4352582530 5223099036 6528873795 6964132048 7399390301 7834648554 8705165060 10446198072 13057747590 13928264096 14798780602 15669297108 17410330120 19586621385 20892396144 22198170903 26115495180 27856528192 29597561204 31338594216 34820660240 36996951505 39173242770 41784792288 44396341806 52230990360 59195122408 62677188432 66594512709 69641320480 73993903010 78346485540 83569584576 88792683612 104461980720 110990854515 118390244816 125354376864 133189025418 139282640960 147987806020 156692971080 177585367224 208923961440 221981709030 236780489632 250708753728 266378050836 295975612040 313385942160 332972563545 355170734448 417847922880 443963418060 473560979264 532756101672 591951224080 626771884320 665945127090 710341468896 887926836120 1065512203344 1183902448160 1253543768640 1331890254180 1420682937792 1775853672240 2131024406688 2367804896320 2663780508360 3551707344480 4262048813376 5327561016720 7103414688960 10655122033440 21310244066880
• Sum of all divisors σ(n): 77610028754232
• Sum of proper divisors (its aliquot sum) s(n): 56299784687352
• 21310244066880 is an abundant number, because the sum of its proper divisors (56299784687352) is greater than itself. Its abundance is 34989540620472

Bases of 21310244066880

• Binary: 100110110000110101101100001110001011001000000₂
• Hexadecimal: 0x1361AD871640
• Base-36: 7JXSH3PS0

Squares and roots of 21310244066880

• 21310244066880 squared (21310244066880²) is 454126502189994241912934400
• 21310244066880 cubed (21310244066880³) is 9677546598907292120226473719130652672000
• The square root of 21310244066880 is 4616301.9904334681
• The cube root of 21310244066880 is 27724.4416100729

Scales and comparisons

• 21,310,244,066,880 seconds is equal to 677,599 years, 43 weeks, 6 days, 8 hours, 48 minutes.
• To count from 1 to 21,310,244,066,880 would take you about one million, six hundred ninety-three thousand, nine hundred ninety-nine 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 21310244066880 cubic inches would be around 2310.4 feet tall.

Recreational maths with 21310244066880

• 21310244066880 backwards is 08866044201312
• 21310244066880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21310244066880's digits is 45
• More coming soon!