21140029440
21,140,029,440 is an even composite number composed of five prime numbers multiplied together.
21140029440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21140029440:
214 × 32 × 5 × 53 × 541
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 53 × 541)See below for interesting mathematical facts about the number 21140029440 from the Numbermatics database.
Names of 21140029440
- Cardinal: 21140029440 can be written as Twenty-one billion, one hundred forty million, twenty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.114002944 × 1010
Factors of 21140029440
Divisors of 21140029440
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 53 60 64 72 80 90 96 106 120 128 144 159 160 180 192 212 240 256 265 288 318 320 360 384 424 477 480 512 530 541 576 636 640 720 768 795 848 954 960 1024 1060 1082 1152 1272 1280 1440 1536 1590 1623 1696 1908 1920 2048 2120 2164 2304 2385 2544 2560 2705 2880 3072 3180 3246 3392 3816 3840 4096 4240 4328 4608 4770 4869 5088 5120 5410 5760 6144 6360 6492 6784 7632 7680 8115 8192 8480 8656 9216 9540 9738 10176 10240 10820 11520 12288 12720 12984 13568 15264 15360 16230 16384 16960 17312 18432 19080 19476 20352 20480 21640 23040 24345 24576 25440 25968 27136 28673 30528 30720 32460 33920 34624 36864 38160 38952 40704 40960 43280 46080 48690 49152 50880 51936 54272 57346 61056 61440 64920 67840 69248 73728 76320 77904 81408 81920 86019 86560 92160 97380 101760 103872 108544 114692 122112 122880 129840 135680 138496 143365 147456 152640 155808 162816 172038 173120 184320 194760 203520 207744 217088 229384 244224 245760 258057 259680 271360 276992 286730 305280 311616 325632 344076 346240 368640 389520 407040 415488 430095 434176 458768 488448 516114 519360 542720 553984 573460 610560 623232 651264 688152 692480 737280 779040 814080 830976 860190 868352 917536 976896 1032228 1038720 1085440 1107968 1146920 1221120 1246464 1290285 1302528 1376304 1384960 1558080 1628160 1661952 1720380 1835072 1953792 2064456 2077440 2170880 2215936 2293840 2442240 2492928 2580570 2605056 2752608 2769920 3116160 3256320 3323904 3440760 3670144 3907584 4128912 4154880 4341760 4431872 4587680 4884480 4985856 5161140 5505216 5539840 6232320 6512640 6647808 6881520 7340288 7815168 8257824 8309760 8863744 9175360 9768960 9971712 10322280 11010432 11079680 12464640 13025280 13295616 13763040 14680576 16515648 16619520 18350720 19537920 19943424 20644560 22020864 22159360 24929280 26591232 27526080 29361152 33031296 33239040 36701440 39075840 39886848 41289120 44041728 44318720 49858560 55052160 58722304 66062592 66478080 73402880 79773696 82578240 88083456 99717120 110104320 117444608 132125184 132956160 146805760 165156480 176166912 199434240 220208640 234889216 264250368 293611520 330312960 352333824 398868480 440417280 469778432 528500736 587223040 660625920 704667648 880834560 1057001472 1174446080 1321251840 1409335296 1761669120 2114002944 2348892160 2642503680 3523338240 4228005888 5285007360 7046676480 10570014720 21140029440
- Sum of all divisors σ(n): 74803915368
- Sum of proper divisors (its aliquot sum) s(n): 53663885928
- 21140029440 is an abundant number, because the sum of its proper divisors (53663885928) is greater than itself. Its abundance is 32523856488
Bases of 21140029440
- Binary: 100111011000000101101000000000000002
- Hexadecimal: 0x4EC0B4000
- Base-36: 9PM8740
Squares and roots of 21140029440
- 21140029440 squared (211400294402) is 446900844724066713600
- 21140029440 cubed (211400294403) is 9447497014227639002028048384000
-
The
square root of 21140029440 is 145396.1121901133 -
The
cube root of 21140029440 is 2765.0428284663
Scales and comparisons
How big is 21140029440?- 21,140,029,440 seconds is equal to 672 years, 9 weeks, 5 days, 6 hours, 24 minutes.
-
To count from 1 to 21,140,029,440 would take you about one thousand, three hundred forty-four 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 21140029440 cubic inches would be around 230.4 feet tall.
Recreational maths with 21140029440
- 21140029440 backwards is 04492004112
- The number of decimal digits it has is: 11
- The sum of 21140029440's digits is 27
- More coming soon!
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