21375170040
21,375,170,040 is an even composite number composed of six prime numbers multiplied together.
21375170040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21375170040:
23 × 3 × 5 × 73 × 251 × 2069
(2 × 2 × 2 × 3 × 5 × 7 × 7 × 7 × 251 × 2069)See below for interesting mathematical facts about the number 21375170040 from the Numbermatics database.
Names of 21375170040
- Cardinal: 21375170040 can be written as Twenty-one billion, three hundred seventy-five million, one hundred seventy thousand and forty.
Scientific notation
- Scientific notation: 2.137517004 × 1010
Factors of 21375170040
Divisors of 21375170040
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 49 56 60 70 84 98 105 120 140 147 168 196 210 245 251 280 294 343 392 420 490 502 588 686 735 753 840 980 1004 1029 1176 1255 1372 1470 1506 1715 1757 1960 2008 2058 2069 2510 2744 2940 3012 3430 3514 3765 4116 4138 5020 5145 5271 5880 6024 6207 6860 7028 7530 8232 8276 8785 10040 10290 10345 10542 12299 12414 13720 14056 14483 15060 16552 17570 20580 20690 21084 24598 24828 26355 28966 30120 31035 35140 36897 41160 41380 42168 43449 49196 49656 52710 57932 61495 62070 70280 72415 73794 82760 86093 86898 98392 101381 105420 115864 122990 124140 144830 147588 172186 173796 184485 202762 210840 217245 245980 248280 258279 289660 295176 304143 344372 347592 368970 405524 430465 434490 491960 506905 516558 519319 579320 608286 688744 709667 737940 811048 860930 868980 1013810 1033116 1038638 1216572 1291395 1419334 1475880 1520715 1557957 1721860 1737960 2027620 2066232 2077276 2129001 2433144 2582790 2596595 2838668 3041430 3115914 3443720 3548335 3635233 4055240 4154552 4258002 5165580 5193190 5677336 6082860 6231828 7096670 7270466 7789785 8516004 10331160 10386380 10645005 10905699 12165720 12463656 14193340 14540932 15579570 17032008 18176165 20772760 21290010 21811398 25446631 28386680 29081864 31159140 36352330 42580020 43622796 50893262 54528495 62318280 72704660 76339893 85160040 87245592 101786524 109056990 127233155 145409320 152679786 178126417 203573048 218113980 254466310 305359572 356252834 381699465 436227960 508932620 534379251 610719144 712505668 763398930 890632085 1017865240 1068758502 1425011336 1526797860 1781264170 2137517004 2671896255 3053595720 3562528340 4275034008 5343792510 7125056680 10687585020 21375170040
- Sum of all divisors σ(n): 75116160000
- Sum of proper divisors (its aliquot sum) s(n): 53740989960
- 21375170040 is an abundant number, because the sum of its proper divisors (53740989960) is greater than itself. Its abundance is 32365819920
Bases of 21375170040
- Binary: 100111110100000111100110101111110002
- Hexadecimal: 0x4FA0F35F8
- Base-36: 9TI82RC
Squares and roots of 21375170040
- 21375170040 squared (213751700402) is 456897894238913601600
- 21375170040 cubed (213751700403) is 9766270180274714619068816064000
-
The
square root of 21375170040 is 146202.4966955079 -
The
cube root of 21375170040 is 2775.2569105541
Scales and comparisons
How big is 21375170040?- 21,375,170,040 seconds is equal to 679 years, 34 weeks, 3 days, 19 hours, 14 minutes.
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To count from 1 to 21,375,170,040 would take you about one thousand, three hundred fifty-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 21375170040 cubic inches would be around 231.3 feet tall.
Recreational maths with 21375170040
- 21375170040 backwards is 04007157312
- 21375170040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21375170040's digits is 30
- More coming soon!
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