21008873040
21,008,873,040 is an even composite number composed of six prime numbers multiplied together.
21008873040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 21008873040:
24 × 3 × 5 × 19 × 97 × 47497
(2 × 2 × 2 × 2 × 3 × 5 × 19 × 97 × 47497)See below for interesting mathematical facts about the number 21008873040 from the Numbermatics database.
Names of 21008873040
- Cardinal: 21008873040 can be written as Twenty-one billion, eight million, eight hundred seventy-three thousand and forty.
Scientific notation
- Scientific notation: 2.100887304 × 1010
Factors of 21008873040
Divisors of 21008873040
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 38 40 48 57 60 76 80 95 97 114 120 152 190 194 228 240 285 291 304 380 388 456 485 570 582 760 776 912 970 1140 1164 1455 1520 1552 1843 1940 2280 2328 2910 3686 3880 4560 4656 5529 5820 7372 7760 9215 11058 11640 14744 18430 22116 23280 27645 29488 36860 44232 47497 55290 73720 88464 94994 110580 142491 147440 189988 221160 237485 284982 379976 442320 474970 569964 712455 759952 902443 949940 1139928 1424910 1804886 1899880 2279856 2707329 2849820 3609772 3799760 4512215 4607209 5414658 5699640 7219544 9024430 9214418 10829316 11399280 13536645 13821627 14439088 18048860 18428836 21658632 23036045 27073290 27643254 36097720 36857672 43317264 46072090 54146580 55286508 69108135 72195440 73715344 87536971 92144180 108293160 110573016 138216270 175073942 184288360 216586320 221146032 262610913 276432540 350147884 368576720 437684855 525221826 552865080 700295768 875369710 1050443652 1105730160 1313054565 1400591536 1750739420 2100887304 2626109130 3501478840 4201774608 5252218260 7002957680 10504436520 21008873040
- Sum of all divisors σ(n): 69263483520
- Sum of proper divisors (its aliquot sum) s(n): 48254610480
- 21008873040 is an abundant number, because the sum of its proper divisors (48254610480) is greater than itself. Its abundance is 27245737440
Bases of 21008873040
- Binary: 100111001000011100111110110010100002
- Hexadecimal: 0x4E439F650
- Base-36: 9NG526O
Squares and roots of 21008873040
- 21008873040 squared (210088730402) is 441372746410838841600
- 21008873040 cubed (210088730403) is 9272743992661428903075070464000
-
The
square root of 21008873040 is 144944.3791252353 -
The
cube root of 21008873040 is 2759.3126938029
Scales and comparisons
How big is 21008873040?- 21,008,873,040 seconds is equal to 668 years, 6 days, 6 hours, 4 minutes.
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To count from 1 to 21,008,873,040 would take you about one thousand, three hundred thirty-six 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 21008873040 cubic inches would be around 229.9 feet tall.
Recreational maths with 21008873040
- 21008873040 backwards is 04037880012
- The number of decimal digits it has is: 11
- The sum of 21008873040's digits is 33
- More coming soon!
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The information we have on file for 21008873040 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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