20431178240
20,431,178,240 is an even composite number composed of six prime numbers multiplied together.
20431178240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 20431178240:
29 × 5 × 11 × 43 × 47 × 359
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 43 × 47 × 359)See below for interesting mathematical facts about the number 20431178240 from the Numbermatics database.
Names of 20431178240
- Cardinal: 20431178240 can be written as Twenty billion, four hundred thirty-one million, one hundred seventy-eight thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.043117824 × 1010
Factors of 20431178240
Divisors of 20431178240
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 32 40 43 44 47 55 64 80 86 88 94 110 128 160 172 176 188 215 220 235 256 320 344 352 359 376 430 440 470 473 512 517 640 688 704 718 752 860 880 940 946 1034 1280 1376 1408 1436 1504 1720 1760 1795 1880 1892 2021 2068 2365 2560 2585 2752 2816 2872 3008 3440 3520 3590 3760 3784 3949 4042 4136 4730 5170 5504 5632 5744 6016 6880 7040 7180 7520 7568 7898 8084 8272 9460 10105 10340 11008 11488 12032 13760 14080 14360 15040 15136 15437 15796 16168 16544 16873 18920 19745 20210 20680 22016 22231 22976 24064 27520 28160 28720 30080 30272 30874 31592 32336 33088 33746 37840 39490 40420 41360 44462 45952 55040 57440 60160 60544 61748 63184 64672 66176 67492 75680 77185 78980 80840 82720 84365 88924 91904 110080 111155 114880 120320 121088 123496 126368 129344 132352 134984 151360 154370 157960 161680 165440 168730 169807 177848 183808 185603 222310 229760 242176 246992 252736 258688 264704 269968 302720 308740 315920 323360 330880 337460 339614 355696 371206 444620 459520 493984 505472 517376 539936 605440 617480 631840 646720 661760 674920 679228 711392 725539 742412 849035 889240 919040 928015 987968 1010944 1034752 1079872 1210880 1234960 1263680 1293440 1323520 1349840 1358456 1422784 1451078 1484824 1698070 1778480 1856030 1975936 2021888 2159744 2469920 2527360 2586880 2699680 2716912 2845568 2902156 2969648 3396140 3556960 3627695 3712060 3951872 4319488 4939840 5054720 5173760 5399360 5433824 5691136 5804312 5939296 6792280 7113920 7255390 7424120 7903744 7980929 8638976 9879680 10109440 10798720 10867648 11382272 11608624 11878592 13584560 14227840 14510780 14848240 15961858 19759360 21597440 21735296 23217248 23757184 27169120 28455680 29021560 29696480 31923716 39518720 39904645 43194880 43470592 46434496 47514368 54338240 56911360 58043120 59392960 63847432 79809290 86941184 92868992 95028736 108676480 116086240 118785920 127694864 159618580 185737984 217352960 232172480 237571840 255389728 319237160 371475968 434705920 464344960 475143680 510779456 638474320 928689920 1021558912 1276948640 1857379840 2043117824 2553897280 4086235648 5107794560 10215589120 20431178240
- Sum of all divisors σ(n): 56002129920
- Sum of proper divisors (its aliquot sum) s(n): 35570951680
- 20431178240 is an abundant number, because the sum of its proper divisors (35570951680) is greater than itself. Its abundance is 15139773440
Bases of 20431178240
- Binary: 100110000011100101100001010000000002
- Hexadecimal: 0x4C1CB0A00
- Base-36: 9DW720W
Squares and roots of 20431178240
- 20431178240 squared (204311782402) is 417433044274649497600
- 20431178240 cubed (204311782403) is 8528648930841175398992052224000
-
The
square root of 20431178240 is 142937.6725709497 -
The
cube root of 20431178240 is 2733.7857214073
Scales and comparisons
How big is 20431178240?- 20,431,178,240 seconds is equal to 649 years, 33 weeks, 4 days, 23 hours, 17 minutes, 20 seconds.
-
To count from 1 to 20,431,178,240 would take you about one thousand, two hundred ninety-nine 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 20431178240 cubic inches would be around 227.8 feet tall.
Recreational maths with 20431178240
- 20431178240 backwards is 04287113402
- 20431178240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20431178240's digits is 32
- More coming soon!
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