21680679600
21,680,679,600 is an even composite number composed of five prime numbers multiplied together.
21680679600 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 21680679600:
24 × 32 × 52 × 19 × 5632
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 19 × 563 × 563)See below for interesting mathematical facts about the number 21680679600 from the Numbermatics database.
Names of 21680679600
- Cardinal: 21680679600 can be written as Twenty-one billion, six hundred eighty million, six hundred seventy-nine thousand, six hundred.
Scientific notation
- Scientific notation: 2.16806796 × 1010
Factors of 21680679600
Divisors of 21680679600
- Number of divisors d(n): 270
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 30 36 38 40 45 48 50 57 60 72 75 76 80 90 95 100 114 120 144 150 152 171 180 190 200 225 228 240 285 300 304 342 360 380 400 450 456 475 563 570 600 684 720 760 855 900 912 950 1126 1140 1200 1368 1425 1520 1689 1710 1800 1900 2252 2280 2736 2815 2850 3378 3420 3600 3800 4275 4504 4560 5067 5630 5700 6756 6840 7600 8445 8550 9008 10134 10697 11260 11400 13512 13680 14075 16890 17100 20268 21394 22520 22800 25335 27024 28150 32091 33780 34200 40536 42225 42788 45040 50670 53485 56300 64182 67560 68400 81072 84450 85576 96273 101340 106970 112600 126675 128364 135120 160455 168900 171152 192546 202680 213940 225200 253350 256728 267425 316969 320910 337800 385092 405360 427880 481365 506700 513456 534850 633938 641820 675600 770184 802275 855760 950907 962730 1013400 1069700 1267876 1283640 1540368 1584845 1604550 1901814 1925460 2026800 2139400 2406825 2535752 2567280 2852721 3169690 3209100 3803628 3850920 4278800 4754535 4813650 5071504 5705442 6022411 6339380 6418200 7607256 7701840 7924225 9509070 9627300 11410884 12044822 12678760 12836400 14263605 15214512 15848450 18067233 19018140 19254600 22821768 23772675 24089644 25357520 28527210 30112055 31696900 36134466 38036280 38509200 45643536 47545350 48179288 54201699 57054420 60224110 63393800 71318025 72268932 76072560 90336165 95090700 96358576 108403398 114108840 120448220 126787600 142636050 144537864 150560275 180672330 190181400 216806796 228217680 240896440 271008495 285272100 289075728 301120550 361344660 380362800 433613592 451680825 481792880 542016990 570544200 602241100 722689320 867227184 903361650 1084033980 1141088400 1204482200 1355042475 1445378640 1806723300 2168067960 2408964400 2710084950 3613446600 4336135920 5420169900 7226893200 10840339800 21680679600
- Sum of all divisors σ(n): 79338795380
- Sum of proper divisors (its aliquot sum) s(n): 57658115780
- 21680679600 is an abundant number, because the sum of its proper divisors (57658115780) is greater than itself. Its abundance is 35977436180
Bases of 21680679600
- Binary: 101000011000100010011101010101100002
- Hexadecimal: 0x50C44EAB0
- Base-36: 9YK47G0
Squares and roots of 21680679600
- 21680679600 squared (216806796002) is 470051867917856160000
- 21680679600 cubed (216806796003) is 10191043943708558523846336000000
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The
square root of 21680679600 is 147243.6063128041 -
The
cube root of 21680679600 is 2788.4164135499
Scales and comparisons
How big is 21680679600?- 21,680,679,600 seconds is equal to 689 years, 19 weeks, 4 days, 19 hours.
-
To count from 1 to 21,680,679,600 would take you about one thousand, three hundred seventy-eight 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 21680679600 cubic inches would be around 232.4 feet tall.
Recreational maths with 21680679600
- 21680679600 backwards is 00697608612
- 21680679600 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21680679600's digits is 45
- More coming soon!
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