21124170240
21,124,170,240 is an even composite number composed of six prime numbers multiplied together.
21124170240 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 21124170240:
29 × 3 × 5 × 37 × 79 × 941
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 37 × 79 × 941)See below for interesting mathematical facts about the number 21124170240 from the Numbermatics database.
Names of 21124170240
- Cardinal: 21124170240 can be written as Twenty-one billion, one hundred twenty-four million, one hundred seventy thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.112417024 × 1010
Factors of 21124170240
Divisors of 21124170240
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 37 40 48 60 64 74 79 80 96 111 120 128 148 158 160 185 192 222 237 240 256 296 316 320 370 384 395 444 474 480 512 555 592 632 640 740 768 790 888 941 948 960 1110 1184 1185 1264 1280 1480 1536 1580 1776 1882 1896 1920 2220 2368 2370 2528 2560 2823 2923 2960 3160 3552 3764 3792 3840 4440 4705 4736 4740 5056 5646 5846 5920 6320 7104 7528 7584 7680 8769 8880 9410 9472 9480 10112 11292 11692 11840 12640 14115 14208 14615 15056 15168 17538 17760 18820 18944 18960 20224 22584 23384 23680 25280 28230 28416 29230 30112 30336 34817 35076 35520 37640 37920 40448 43845 45168 46768 47360 50560 56460 56832 58460 60224 60672 69634 70152 71040 74339 75280 75840 87690 90336 93536 94720 101120 104451 112920 116920 120448 121344 139268 140304 142080 148678 150560 151680 174085 175380 180672 187072 202240 208902 223017 225840 233840 240896 278536 280608 284160 297356 301120 303360 348170 350760 361344 371695 374144 417804 446034 451680 467680 481792 522255 557072 561216 594712 602240 606720 696340 701520 722688 743390 748288 835608 892068 903360 935360 1044510 1114144 1115085 1122432 1189424 1204480 1392680 1403040 1445376 1486780 1496576 1671216 1784136 1806720 1870720 2089020 2228288 2230170 2244864 2378848 2408960 2750543 2785360 2806080 2973560 3342432 3568272 3613440 3741440 4178040 4456576 4460340 4489728 4757696 5501086 5570720 5612160 5947120 6684864 7136544 7226880 7482880 8251629 8356080 8913152 8920680 9515392 11002172 11141440 11224320 11894240 13369728 13752715 14273088 16503258 16712160 17826304 17841360 19030784 22004344 22282880 22448640 23788480 26739456 27505430 28546176 33006516 33424320 35682720 38061568 41258145 44008688 44565760 47576960 53478912 55010860 57092352 66013032 66848640 71365440 82516290 88017376 89131520 95153920 110021720 114184704 132026064 133697280 142730880 165032580 176034752 190307840 220043440 264052128 267394560 285461760 330065160 352069504 440086880 528104256 570923520 660130320 704139008 880173760 1056208512 1320260640 1408278016 1760347520 2112417024 2640521280 3520695040 4224834048 5281042560 7041390080 10562085120 21124170240
- Sum of all divisors σ(n): 70309071360
- Sum of proper divisors (its aliquot sum) s(n): 49184901120
- 21124170240 is an abundant number, because the sum of its proper divisors (49184901120) is greater than itself. Its abundance is 28060730880
Bases of 21124170240
- Binary: 100111010110001100101000010000000002
- Hexadecimal: 0x4EB194200
- Base-36: 9PCSA2O
Squares and roots of 21124170240
- 21124170240 squared (211241702402) is 446230568328501657600
- 21124170240 cubed (211241702403) is 9426250491663221259264589824000
-
The
square root of 21124170240 is 145341.5640482791 -
The
cube root of 21124170240 is 2764.3512126281
Scales and comparisons
How big is 21124170240?- 21,124,170,240 seconds is equal to 671 years, 35 weeks, 3 days, 17 hours, 4 minutes.
-
To count from 1 to 21,124,170,240 would take you about one thousand, three hundred forty-three 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 21124170240 cubic inches would be around 230.4 feet tall.
Recreational maths with 21124170240
- 21124170240 backwards is 04207142112
- 21124170240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21124170240's digits is 24
- More coming soon!
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