21373993760

Names of 21373993760

• Cardinal: 21373993760 can be written as Twenty-one billion, three hundred seventy-three million, nine hundred ninety-three thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.137399376 × 10¹⁰

Factors of 21373993760

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3555

Divisors of 21373993760

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 70 76 80 95 112 133 140 152 160 190 224 266 280 304 313 380 532 560 608 626 665 760 1064 1120 1252 1330 1520 1565 2128 2191 2504 2660 3040 3130 3209 4256 4382 5008 5320 5947 6260 6418 8764 10016 10640 10955 11894 12520 12836 16045 17528 21280 21910 22463 23788 25040 25672 29735 32090 35056 41629 43820 44926 47576 50080 51344 59470 60971 64180 70112 83258 87640 89852 95152 102688 112315 118940 121942 128360 166516 175280 179704 190304 208145 224630 237880 243884 256720 304855 333032 350560 359408 416290 426797 449260 475760 487768 513440 609710 666064 718816 832580 853594 898520 951520 975536 1004417 1219420 1332128 1665160 1707188 1797040 1951072 2008834 2133985 2438840 3330320 3414376 3594080 4017668 4267970 4877680 5022085 6660640 6828752 7030919 8035336 8535940 9755360 10044170 13657504 14061838 16070672 17071880 19083923 20088340 28123676 32141344 34143760 35154595 38167846 40176680 56247352 68287520 70309190 76335692 80353360 95419615 112494704 133587461 140618380 152671384 160706720 190839230 224989408 267174922 281236760 305342768 381678460 534349844 562473520 610685536 667937305 763356920 1068699688 1124947040 1335874610 1526713840 2137399376 2671749220 3053427680 4274798752 5343498440 10686996880 21373993760
• Sum of all divisors σ(n): 60960211200
• Sum of proper divisors (its aliquot sum) s(n): 39586217440
• 21373993760 is an abundant number, because the sum of its proper divisors (39586217440) is greater than itself. Its abundance is 18212223680

Bases of 21373993760

• Binary: 10011111001111111010100001100100000₂
• Hexadecimal: 0x4F9FD4320
• Base-36: 9THIV4W

Squares and roots of 21373993760

• 21373993760 squared (21373993760²) is 456847609252518937600
• 21373993760 cubed (21373993760³) is 9764657949434258036544229376000
• The square root of 21373993760 is 146198.4738634435
• The cube root of 21373993760 is 2775.2060019677

Scales and comparisons

• 21,373,993,760 seconds is equal to 679 years, 32 weeks, 4 days, 4 hours, 29 minutes, 20 seconds.
• To count from 1 to 21,373,993,760 would take you about one thousand, three hundred fifty-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 21373993760 cubic inches would be around 231.3 feet tall.

Recreational maths with 21373993760

• 21373993760 backwards is 06739937312
• The number of decimal digits it has is: 11
• The sum of 21373993760's digits is 50
• More coming soon!