21426295440
21,426,295,440 is an even composite number composed of seven prime numbers multiplied together.
21426295440 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 21426295440:
24 × 3 × 5 × 11 × 17 × 19 × 25127
(2 × 2 × 2 × 2 × 3 × 5 × 11 × 17 × 19 × 25127)See below for interesting mathematical facts about the number 21426295440 from the Numbermatics database.
Names of 21426295440
- Cardinal: 21426295440 can be written as Twenty-one billion, four hundred twenty-six million, two hundred ninety-five thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.142629544 × 1010
Factors of 21426295440
Divisors of 21426295440
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 17 19 20 22 24 30 33 34 38 40 44 48 51 55 57 60 66 68 76 80 85 88 95 102 110 114 120 132 136 152 165 170 176 187 190 204 209 220 228 240 255 264 272 285 304 323 330 340 374 380 408 418 440 456 510 528 561 570 627 646 660 680 748 760 816 836 880 912 935 969 1020 1045 1122 1140 1254 1292 1320 1360 1496 1520 1615 1672 1870 1938 2040 2090 2244 2280 2508 2584 2640 2805 2992 3135 3230 3344 3553 3740 3876 4080 4180 4488 4560 4845 5016 5168 5610 6270 6460 7106 7480 7752 8360 8976 9690 10032 10659 11220 12540 12920 14212 14960 15504 16720 17765 19380 21318 22440 25080 25127 25840 28424 35530 38760 42636 44880 50160 50254 53295 56848 71060 75381 77520 85272 100508 106590 125635 142120 150762 170544 201016 213180 251270 276397 284240 301524 376905 402032 426360 427159 477413 502540 552794 603048 753810 829191 852720 854318 954826 1005080 1105588 1206096 1281477 1381985 1432239 1507620 1658382 1708636 1909652 2010160 2135795 2211176 2387065 2562954 2763970 2864478 3015240 3316764 3417272 3819304 4145955 4271590 4422352 4698749 4774130 5125908 5251543 5527940 5728956 6030480 6407385 6633528 6834544 7161195 7638608 8116021 8291910 8543180 9397498 9548260 10251816 10503086 11055880 11457912 12814770 13267056 14096247 14322390 15754629 16232042 16583820 17086360 18794996 19096520 20503632 21006172 22111760 22915824 23493745 24348063 25629540 26257715 28192494 28644780 31509258 32464084 33167640 34172720 37589992 38193040 40580105 42012344 46987490 48696126 51259080 52515430 56384988 57289560 63018516 64928168 66335280 70481235 75179984 78773145 81160210 84024688 89276231 93974980 97392252 102518160 105030860 112769976 114579120 121740315 126037032 129856336 140962470 157546290 162320420 178552462 187949960 194784504 210061720 225539952 243480630 252074064 267828693 281924940 315092580 324640840 357104924 375899920 389569008 420123440 446381155 486961260 535657386 563849880 630185160 649281680 714209848 892762310 973922520 1071314772 1127699760 1260370320 1339143465 1428419696 1785524620 1947845040 2142629544 2678286930 3571049240 4285259088 5356573860 7142098480 10713147720 21426295440
- Sum of all divisors σ(n): 80763402240
- Sum of proper divisors (its aliquot sum) s(n): 59337106800
- 21426295440 is an abundant number, because the sum of its proper divisors (59337106800) is greater than itself. Its abundance is 37910811360
Bases of 21426295440
- Binary: 100111111010001101101010010100100002
- Hexadecimal: 0x4FD1B5290
- Base-36: 9UCNVDC
Squares and roots of 21426295440
- 21426295440 squared (214262954402) is 459086136282164793600
- 21426295440 cubed (214262954403) is 9836515188389766070440221184000
-
The
square root of 21426295440 is 146377.2367548999 -
The
cube root of 21426295440 is 2777.4677802657
Scales and comparisons
How big is 21426295440?- 21,426,295,440 seconds is equal to 681 years, 15 weeks, 12 hours, 44 minutes.
-
To count from 1 to 21,426,295,440 would take you about one thousand, three hundred sixty-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 21426295440 cubic inches would be around 231.5 feet tall.
Recreational maths with 21426295440
- 21426295440 backwards is 04459262412
- The number of decimal digits it has is: 11
- The sum of 21426295440's digits is 39
- More coming soon!
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