21206316040
21,206,316,040 is an even composite number composed of six prime numbers multiplied together.
21206316040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21206316040:
23 × 5 × 72 × 132 × 73 × 877
(2 × 2 × 2 × 5 × 7 × 7 × 13 × 13 × 73 × 877)See below for interesting mathematical facts about the number 21206316040 from the Numbermatics database.
Names of 21206316040
- Cardinal: 21206316040 can be written as Twenty-one billion, two hundred six million, three hundred sixteen thousand and forty.
Scientific notation
- Scientific notation: 2.120631604 × 1010
Factors of 21206316040
Divisors of 21206316040
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 73 91 98 104 130 140 146 169 182 196 245 260 280 292 338 364 365 392 455 490 511 520 584 637 676 728 730 845 877 910 949 980 1022 1183 1274 1352 1460 1690 1754 1820 1898 1960 2044 2366 2548 2555 2920 3185 3380 3508 3577 3640 3796 4088 4385 4732 4745 5096 5110 5915 6139 6370 6643 6760 7016 7154 7592 8281 8770 9464 9490 10220 11401 11830 12278 12337 12740 13286 14308 16562 17540 17885 18980 20440 22802 23660 24556 24674 25480 26572 28616 30695 33124 33215 35080 35770 37960 41405 42973 45604 46501 47320 49112 49348 53144 57005 61390 61685 64021 66248 66430 71540 79807 82810 85946 86359 91208 93002 98696 114010 122780 123370 128042 132860 143080 148213 159614 165620 171892 172718 186004 214865 228020 232505 245560 246740 256084 265720 296426 319228 320105 331240 343784 345436 372008 399035 429730 431795 448147 456040 465010 493480 512168 558649 592852 604513 638456 640210 690872 741065 798070 832273 859460 863590 896294 930020 1037491 1117298 1185704 1209026 1280420 1482130 1596140 1664546 1718920 1727180 1792588 1860040 2074982 2234596 2240735 2418052 2560840 2793245 2964260 3022565 3137029 3192280 3329092 3454360 3585176 4149964 4161365 4469192 4481470 4836104 5187455 5586490 5825911 5928520 6045130 6274058 6658184 7262437 8299928 8322730 8962940 10374910 10819549 11172980 11651822 12090260 12548116 14524874 15685145 16645460 17925880 20749820 21639098 22345960 23303644 24180520 25096232 29049748 29129555 31370290 33290920 36312185 40781377 41499640 43278196 46607288 54097745 58099496 58259110 62740580 72624370 75736843 81562754 86556392 108195490 116518220 125481160 145248740 151473686 163125508 203906885 216390980 233036440 290497480 302947372 326251016 378684215 407813770 432781960 530157901 605894744 757368430 815627540 1060315802 1514736860 1631255080 2120631604 2650789505 3029473720 4241263208 5301579010 10603158020 21206316040
- Sum of all divisors σ(n): 60995063880
- Sum of proper divisors (its aliquot sum) s(n): 39788747840
- 21206316040 is an abundant number, because the sum of its proper divisors (39788747840) is greater than itself. Its abundance is 18582431800
Bases of 21206316040
- Binary: 100111011111111111010110100000010002
- Hexadecimal: 0x4EFFEB408
- Base-36: 9QPOY6G
Squares and roots of 21206316040
- 21206316040 squared (212063160402) is 449707839988361281600
- 21206316040 cubed (212063160403) is 9536646580458939259309036864000
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The
square root of 21206316040 is 145623.8855407999 -
The
cube root of 21206316040 is 2767.9298325097
Scales and comparisons
How big is 21206316040?- 21,206,316,040 seconds is equal to 674 years, 15 weeks, 2 days, 11 hours, 20 minutes, 40 seconds.
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To count from 1 to 21,206,316,040 would take you about one thousand, three hundred forty-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 21206316040 cubic inches would be around 230.7 feet tall.
Recreational maths with 21206316040
- 21206316040 backwards is 04061360212
- The number of decimal digits it has is: 11
- The sum of 21206316040's digits is 25
- More coming soon!
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