21273216384
21,273,216,384 is an even composite number composed of five prime numbers multiplied together.
21273216384 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21273216384:
27 × 3 × 7 × 1399 × 5657
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 1399 × 5657)See below for interesting mathematical facts about the number 21273216384 from the Numbermatics database.
Names of 21273216384
- Cardinal: 21273216384 can be written as Twenty-one billion, two hundred seventy-three million, two hundred sixteen thousand, three hundred eighty-four.
Scientific notation
- Scientific notation: 2.1273216384 × 1010
Factors of 21273216384
Divisors of 21273216384
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 336 384 448 672 896 1344 1399 2688 2798 4197 5596 5657 8394 9793 11192 11314 16788 16971 19586 22384 22628 29379 33576 33942 39172 39599 44768 45256 58758 67152 67884 78344 79198 89536 90512 117516 118797 134304 135768 156688 158396 179072 181024 235032 237594 268608 271536 313376 316792 362048 470064 475188 537216 543072 626752 633584 724096 940128 950376 1086144 1253504 1267168 1880256 1900752 2172288 2534336 3760512 3801504 5068672 7603008 7914143 15206016 15828286 23742429 31656572 47484858 55399001 63313144 94969716 110798002 126626288 166197003 189939432 221596004 253252576 332394006 379878864 443192008 506505152 664788012 759757728 886384016 1013010304 1329576024 1519515456 1772768032 2659152048 3039030912 3545536064 5318304096 7091072128 10636608192 21273216384
- Sum of all divisors σ(n): 64636992000
- Sum of proper divisors (its aliquot sum) s(n): 43363775616
- 21273216384 is an abundant number, because the sum of its proper divisors (43363775616) is greater than itself. Its abundance is 22090559232
Bases of 21273216384
- Binary: 100111100111111101110000101100000002
- Hexadecimal: 0x4F3FB8580
- Base-36: 9RTIUTC
Squares and roots of 21273216384
- 21273216384 squared (212732163842) is 452549735320486035456
- 21273216384 cubed (212732163843) is 9627188443994627020305784111104
-
The
square root of 21273216384 is 145853.4071730929 -
The
cube root of 21273216384 is 2770.8374736667
Scales and comparisons
How big is 21273216384?- 21,273,216,384 seconds is equal to 676 years, 21 weeks, 6 days, 18 hours, 46 minutes, 24 seconds.
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To count from 1 to 21,273,216,384 would take you about one thousand, three hundred fifty-two 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 21273216384 cubic inches would be around 230.9 feet tall.
Recreational maths with 21273216384
- 21273216384 backwards is 48361237212
- The number of decimal digits it has is: 11
- The sum of 21273216384's digits is 39
- More coming soon!
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