21401682840
21,401,682,840 is an even composite number composed of six prime numbers multiplied together.
21401682840 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 21401682840:
23 × 33 × 5 × 17 × 192 × 3229
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 17 × 19 × 19 × 3229)See below for interesting mathematical facts about the number 21401682840 from the Numbermatics database.
Names of 21401682840
- Cardinal: 21401682840 can be written as Twenty-one billion, four hundred one million, six hundred eighty-two thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.140168284 × 1010
Factors of 21401682840
Divisors of 21401682840
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 17 18 19 20 24 27 30 34 36 38 40 45 51 54 57 60 68 72 76 85 90 95 102 108 114 120 135 136 152 153 170 171 180 190 204 216 228 255 270 285 306 323 340 342 360 361 380 408 456 459 510 513 540 570 612 646 680 684 722 760 765 855 918 969 1020 1026 1080 1083 1140 1224 1292 1368 1444 1530 1615 1710 1805 1836 1938 2040 2052 2166 2280 2295 2565 2584 2888 2907 3060 3229 3230 3249 3420 3610 3672 3876 4104 4332 4590 4845 5130 5415 5814 6120 6137 6458 6460 6498 6840 7220 7752 8664 8721 9180 9687 9690 9747 10260 10830 11628 12274 12916 12920 12996 14440 14535 16145 16245 17442 18360 18411 19374 19380 19494 20520 21660 23256 24548 25832 25992 29061 29070 30685 32290 32490 34884 36822 38748 38760 38988 43320 43605 48435 48735 49096 54893 55233 58122 58140 61351 61370 64580 64980 69768 73644 77496 77976 87183 87210 92055 96870 97470 109786 110466 116244 116280 122702 122740 129160 129960 145305 147288 164679 165699 174366 174420 184053 184110 193740 194940 219572 220932 232488 245404 245480 274465 276165 290610 306755 329358 331398 348732 348840 368106 368220 387480 389880 435915 439144 441864 490808 494037 548930 552159 552330 581220 613510 658716 662796 697464 736212 736440 823395 828495 871830 920265 988074 1042967 1097860 1104318 1104660 1162440 1165669 1227020 1317432 1325592 1472424 1482111 1646790 1656477 1656990 1743660 1840530 1976148 2085934 2195720 2208636 2209320 2331338 2454040 2470185 2760795 2964222 3128901 3293580 3312954 3313980 3487320 3497007 3681060 3952296 4171868 4417272 4662676 4940370 5214835 5521590 5828345 5928444 6257802 6587160 6625908 6627960 6994014 7362120 7410555 8282385 8343736 9325352 9386703 9880740 10429670 10491021 11043180 11656690 11856888 12515604 13251816 13988028 14821110 15644505 16564770 17485035 18773406 19761480 19816373 20859340 20982042 22086360 23313380 25031208 27976056 28160109 29642220 31289010 31473063 33129540 34970070 37546812 39632746 41718680 41964084 46626760 46933515 52455105 56320218 59284440 59449119 62578020 62946126 66259080 69940140 75093624 79265492 83928168 93867030 99081865 104910210 112640436 118898238 125156040 125892252 139880280 140800545 157365315 158530984 178347357 187734060 198163730 209820420 225280872 237796476 251784504 281601090 297245595 314730630 356694714 375468120 396327460 419640840 475592952 535042071 563202180 594491190 629461260 713389428 792654920 891736785 1070084142 1126404360 1188982380 1258922520 1426778856 1783473570 2140168284 2377964760 2675210355 3566947140 4280336568 5350420710 7133894280 10700841420 21401682840
- Sum of all divisors σ(n): 79744824000
- Sum of proper divisors (its aliquot sum) s(n): 58343141160
- 21401682840 is an abundant number, because the sum of its proper divisors (58343141160) is greater than itself. Its abundance is 36941458320
Bases of 21401682840
- Binary: 100111110111010001111000011100110002
- Hexadecimal: 0x4FBA3C398
- Base-36: 9TY0C60
Squares and roots of 21401682840
- 21401682840 squared (214016828402) is 458032028383950465600
- 21401682840 cubed (214016828403) is 9802656202035185611041530304000
-
The
square root of 21401682840 is 146293.1400989123 -
The
cube root of 21401682840 is 2776.4038711089
Scales and comparisons
How big is 21401682840?- 21,401,682,840 seconds is equal to 680 years, 26 weeks, 2 days, 15 hours, 54 minutes.
-
To count from 1 to 21,401,682,840 would take you about one thousand, three hundred sixty-one 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 21401682840 cubic inches would be around 231.4 feet tall.
Recreational maths with 21401682840
- 21401682840 backwards is 04828610412
- 21401682840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21401682840's digits is 36
- More coming soon!
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