21242318448
21,242,318,448 is an even composite number composed of five prime numbers multiplied together.
21242318448 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21242318448:
24 × 3 × 133 × 173 × 41
(2 × 2 × 2 × 2 × 3 × 13 × 13 × 13 × 17 × 17 × 17 × 41)See below for interesting mathematical facts about the number 21242318448 from the Numbermatics database.
Names of 21242318448
- Cardinal: 21242318448 can be written as Twenty-one billion, two hundred forty-two million, three hundred eighteen thousand, four hundred forty-eight.
Scientific notation
- Scientific notation: 2.1242318448 × 1010
Factors of 21242318448
Divisors of 21242318448
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 17 24 26 34 39 41 48 51 52 68 78 82 102 104 123 136 156 164 169 204 208 221 246 272 289 312 328 338 408 442 492 507 533 578 624 656 663 676 697 816 867 884 984 1014 1066 1156 1326 1352 1394 1599 1734 1768 1968 2028 2091 2132 2197 2312 2652 2704 2788 2873 3198 3468 3536 3757 4056 4182 4264 4394 4624 4913 5304 5576 5746 6396 6591 6929 6936 7514 8112 8364 8528 8619 8788 9061 9826 10608 11152 11271 11492 11849 12792 13182 13858 13872 14739 15028 16728 17238 17576 18122 19652 20787 22542 22984 23698 25584 26364 27183 27716 29478 30056 33456 34476 35152 35547 36244 37349 39304 41574 45084 45968 47396 48841 52728 54366 55432 58956 60112 63869 68952 71094 72488 74698 78608 83148 90077 90168 94792 97682 105456 108732 110864 112047 117793 117912 127738 137904 142188 144976 146523 149396 154037 166296 180154 180336 189584 191607 195364 201433 217464 224094 235586 235824 255476 270231 284376 293046 298792 308074 332592 353379 360308 383214 390728 402866 434928 448188 462111 471172 510952 540462 568752 586092 597584 604299 616148 634933 706758 720616 766428 781456 805732 830297 896376 924222 942344 1021904 1080924 1172184 1208598 1232296 1269866 1413516 1441232 1531309 1532856 1611464 1660594 1792752 1848444 1884688 1904799 2002481 2161848 2344368 2417196 2464592 2490891 2539732 2618629 2827032 3062618 3065712 3222928 3321188 3696888 3809598 4004962 4323696 4593927 4834392 4981782 5079464 5237258 5654064 6007443 6125236 6642376 7393776 7619196 7855887 8009924 9187854 9668784 9963564 10158928 10474516 10793861 12014886 12250472 13284752 15238392 15711774 16019848 18375708 19927128 20949032 21587722 24029772 24500944 26032253 30476784 31423548 32039696 32381583 34042177 36751416 39854256 41898064 43175444 48059544 52064506 62847096 64763166 68084354 73502832 78096759 86350888 96119088 102126531 104129012 125694192 129526332 136168708 156193518 172701776 204253062 208258024 259052664 272337416 312387036 408506124 416516048 442548301 518105328 544674832 624774072 817012248 885096602 1249548144 1327644903 1634024496 1770193204 2655289806 3540386408 5310579612 7080772816 10621159224 21242318448
- Sum of all divisors σ(n): 64702108800
- Sum of proper divisors (its aliquot sum) s(n): 43459790352
- 21242318448 is an abundant number, because the sum of its proper divisors (43459790352) is greater than itself. Its abundance is 22217471904
Bases of 21242318448
- Binary: 100111100100010010000001110011100002
- Hexadecimal: 0x4F2240E70
- Base-36: 9RB4LTC
Squares and roots of 21242318448
- 21242318448 squared (212423184482) is 451236093046241128704
- 21242318448 cubed (212423184483) is 9585300783719612445325321531392
-
The
square root of 21242318448 is 145747.4474836523 -
The
cube root of 21242318448 is 2769.4953377777
Scales and comparisons
How big is 21242318448?- 21,242,318,448 seconds is equal to 675 years, 22 weeks, 6 days, 4 hours, 48 seconds.
-
To count from 1 to 21,242,318,448 would take you about one thousand, three hundred fifty 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 21242318448 cubic inches would be around 230.8 feet tall.
Recreational maths with 21242318448
- 21242318448 backwards is 84481324212
- 21242318448 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21242318448's digits is 39
- More coming soon!
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