21367931520
21,367,931,520 is an even composite number composed of six prime numbers multiplied together.
21367931520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21367931520:
27 × 3 × 5 × 13 × 432 × 463
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 43 × 43 × 463)See below for interesting mathematical facts about the number 21367931520 from the Numbermatics database.
Names of 21367931520
- Cardinal: 21367931520 can be written as Twenty-one billion, three hundred sixty-seven million, nine hundred thirty-one thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.136793152 × 1010
Factors of 21367931520
Divisors of 21367931520
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 43 48 52 60 64 65 78 80 86 96 104 120 128 129 130 156 160 172 192 195 208 215 240 258 260 312 320 344 384 390 416 430 463 480 516 520 559 624 640 645 688 780 832 860 926 960 1032 1040 1118 1248 1290 1376 1389 1560 1664 1677 1720 1849 1852 1920 2064 2080 2236 2315 2496 2580 2752 2778 2795 3120 3354 3440 3698 3704 4128 4160 4472 4630 4992 5160 5504 5547 5556 5590 6019 6240 6708 6880 6945 7396 7408 8256 8320 8385 8944 9245 9260 10320 11094 11112 11180 12038 12480 13416 13760 13890 14792 14816 16512 16770 17888 18057 18490 18520 19909 20640 22188 22224 22360 24037 24076 24960 26832 27520 27735 27780 29584 29632 30095 33540 35776 36114 36980 37040 39818 41280 44376 44448 44720 48074 48152 53664 55470 55560 59168 59264 59727 60190 67080 71552 72111 72228 73960 74080 79636 82560 88752 88896 89440 90285 96148 96304 99545 107328 110940 111120 118336 119454 120185 120380 134160 144222 144456 147920 148160 159272 177504 177792 178880 180570 192296 192608 199090 214656 221880 222240 236672 238908 240370 240760 258817 268320 288444 288912 295840 296320 298635 318544 355008 357760 360555 361140 384592 385216 398180 443760 444480 477816 480740 481520 517634 536640 576888 577824 591680 597270 637088 710016 721110 722280 769184 770432 776451 796360 856087 887520 888960 955632 961480 963040 1035268 1073280 1153776 1155648 1183360 1194540 1274176 1294085 1442220 1444560 1538368 1552902 1592720 1712174 1775040 1911264 1922960 1926080 2070536 2307552 2311296 2389080 2548352 2568261 2588170 2884440 2889120 3076736 3105804 3185440 3424348 3550080 3822528 3845920 3852160 3882255 4141072 4280435 4615104 4778160 5136522 5176340 5768880 5778240 6211608 6370880 6848696 7645056 7691840 7764510 8282144 8560870 9230208 9556320 10273044 10352680 11129131 11537760 11556480 12423216 12741760 12841305 13697392 15383680 15529020 16564288 17121740 19112640 20546088 20705360 22258262 23075520 24846432 25682610 27394784 31058040 33128576 33387393 34243480 38225280 41092176 41410720 44516524 46151040 49692864 51365220 54789568 55645655 62116080 66774786 68486960 82184352 82821440 89033048 99385728 102730440 109579136 111291310 124232160 133549572 136973920 164368704 165642880 166936965 178066096 205460880 222582620 248464320 267099144 273947840 328737408 333873930 356132192 410921760 445165240 496928640 534198288 547895680 667747860 712264384 821843520 890330480 1068396576 1335495720 1424528768 1643687040 1780660960 2136793152 2670991440 3561321920 4273586304 5341982880 7122643840 10683965760 21367931520
- Sum of all divisors σ(n): 75257199360
- Sum of proper divisors (its aliquot sum) s(n): 53889267840
- 21367931520 is an abundant number, because the sum of its proper divisors (53889267840) is greater than itself. Its abundance is 32521336320
Bases of 21367931520
- Binary: 100111110011010000011000010100000002
- Hexadecimal: 0x4F9A0C280
- Base-36: 9TDWXHC
Squares and roots of 21367931520
- 21367931520 squared (213679315202) is 456588497443409510400
- 21367931520 cubed (213679315203) is 9756351746190469493543927808000
-
The
square root of 21367931520 is 146177.7394817695 -
The
cube root of 21367931520 is 2774.9436027821
Scales and comparisons
How big is 21367931520?- 21,367,931,520 seconds is equal to 679 years, 22 weeks, 4 days, 32 minutes.
-
To count from 1 to 21,367,931,520 would take you about one thousand, three hundred fifty-eight 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 21367931520 cubic inches would be around 231.2 feet tall.
Recreational maths with 21367931520
- 21367931520 backwards is 02513976312
- 21367931520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21367931520's digits is 39
- More coming soon!
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