21360280368
21,360,280,368 is an even composite number composed of seven prime numbers multiplied together.
21360280368 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21360280368:
24 × 3 × 7 × 29 × 41 × 127 × 421
(2 × 2 × 2 × 2 × 3 × 7 × 29 × 41 × 127 × 421)See below for interesting mathematical facts about the number 21360280368 from the Numbermatics database.
Names of 21360280368
- Cardinal: 21360280368 can be written as Twenty-one billion, three hundred sixty million, two hundred eighty thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1360280368 × 1010
Factors of 21360280368
Divisors of 21360280368
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 29 41 42 48 56 58 82 84 87 112 116 123 127 164 168 174 203 232 246 254 287 328 336 348 381 406 421 464 492 508 574 609 656 696 762 812 842 861 889 984 1016 1148 1189 1218 1263 1392 1524 1624 1684 1722 1778 1968 2032 2296 2378 2436 2526 2667 2947 3048 3248 3368 3444 3556 3567 3683 4592 4756 4872 5052 5207 5334 5894 6096 6736 6888 7112 7134 7366 8323 8841 9512 9744 10104 10414 10668 11049 11788 12209 13776 14224 14268 14732 15621 16646 17261 17682 19024 20208 20828 21336 22098 23576 24418 24969 25781 28536 29464 31242 33292 34522 35364 36449 36627 41656 42672 44196 47152 48836 49938 51562 51783 53467 57072 58928 62484 66584 69044 70728 72898 73254 77343 83312 85463 88392 97672 99876 103124 103566 106934 109347 120827 124968 133168 138088 141456 145796 146508 151003 154686 160401 170926 176784 195344 199752 206248 207132 213868 218694 241654 249936 256389 276176 291592 293016 302006 309372 320802 341852 362481 374269 399504 412496 414264 427736 437388 453009 483308 500569 512778 583184 586032 604012 618744 641604 683704 724962 748538 828528 855472 874776 906018 966616 1001138 1025556 1057021 1122807 1208024 1237488 1283208 1367408 1449924 1497076 1501707 1550543 1749552 1812036 1933232 2002276 2051112 2114042 2192147 2245614 2416048 2566416 2899848 2994152 3003414 3101086 3171063 3503983 3624072 4004552 4102224 4228084 4384294 4491228 4651629 5799696 5988304 6006828 6202172 6342126 6576441 7007966 7248144 8009104 8456168 8768588 8982456 9303258 10511949 10853801 12013656 12404344 12684252 13152882 14015932 15345029 16912336 17537176 17964912 18606516 21023898 21707602 24027312 24808688 25368504 26305764 28031864 30690058 32561403 35074352 37213032 42047796 43415204 46035087 50737008 52611528 56063728 61380116 63572263 65122806 74426064 84095592 86830408 92070174 105223056 122760232 127144526 130245612 168191184 173660816 184140348 190716789 245520464 254289052 260491224 368280696 381433578 445005841 508578104 520982448 736561392 762867156 890011682 1017156208 1335017523 1525734312 1780023364 2670035046 3051468624 3560046728 5340070092 7120093456 10680140184 21360280368
- Sum of all divisors σ(n): 67515678720
- Sum of proper divisors (its aliquot sum) s(n): 46155398352
- 21360280368 is an abundant number, because the sum of its proper divisors (46155398352) is greater than itself. Its abundance is 24795117984
Bases of 21360280368
- Binary: 100111110010010110000000011001100002
- Hexadecimal: 0x4F92C0330
- Base-36: 9T9CXTC
Squares and roots of 21360280368
- 21360280368 squared (213602803682) is 456261577399566215424
- 21360280368 cubed (213602803683) is 9745875214400666723037325996032
-
The
square root of 21360280368 is 146151.5664233539 -
The
cube root of 21360280368 is 2774.6123579619
Scales and comparisons
How big is 21360280368?- 21,360,280,368 seconds is equal to 679 years, 9 weeks, 6 days, 11 hours, 12 minutes, 48 seconds.
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To count from 1 to 21,360,280,368 would take you about one thousand, three hundred fifty-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 21360280368 cubic inches would be around 231.2 feet tall.
Recreational maths with 21360280368
- 21360280368 backwards is 86308206312
- The number of decimal digits it has is: 11
- The sum of 21360280368's digits is 39
- More coming soon!
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