21508916000
21,508,916,000 is an even composite number composed of six prime numbers multiplied together.
21508916000 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 21508916000:
25 × 53 × 11 × 13 × 31 × 1213
(2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 11 × 13 × 31 × 1213)See below for interesting mathematical facts about the number 21508916000 from the Numbermatics database.
Names of 21508916000
- Cardinal: 21508916000 can be written as Twenty-one billion, five hundred eight million, nine hundred sixteen thousand.
Scientific notation
- Scientific notation: 2.1508916 × 1010
Factors of 21508916000
Divisors of 21508916000
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 25 26 31 32 40 44 50 52 55 62 65 80 88 100 104 110 124 125 130 143 155 160 176 200 208 220 248 250 260 275 286 310 325 341 352 400 403 416 440 496 500 520 550 572 620 650 682 715 775 800 806 880 992 1000 1040 1100 1144 1213 1240 1300 1364 1375 1430 1550 1612 1625 1705 1760 2000 2015 2080 2200 2288 2426 2480 2600 2728 2750 2860 3100 3224 3250 3410 3575 3875 4000 4030 4400 4433 4576 4852 4960 5200 5456 5500 5720 6065 6200 6448 6500 6820 7150 7750 8060 8525 8800 8866 9704 10075 10400 10912 11000 11440 12130 12400 12896 13000 13343 13640 14300 15500 15769 16120 17050 17732 17875 19408 20150 22000 22165 22880 24260 24800 26000 26686 27280 28600 30325 31000 31538 32240 34100 35464 35750 37603 38816 40300 42625 44000 44330 48520 50375 52000 53372 54560 57200 60650 62000 63076 64480 66715 68200 70928 71500 75206 78845 80600 85250 88660 97040 100750 106744 110825 114400 121300 124000 126152 133430 136400 141856 143000 150412 151625 157690 161200 170500 173459 177320 188015 194080 201500 213488 221650 242600 252304 266860 272800 286000 300824 303250 315380 322400 333575 341000 346918 354640 376030 394225 403000 413633 426976 443300 485200 488839 504608 533720 554125 572000 601648 606500 630760 667150 682000 693836 709280 752060 788450 806000 827266 867295 886600 940075 970400 977678 1067440 1108250 1203296 1213000 1261520 1334300 1364000 1387672 1504120 1576900 1612000 1654532 1667875 1734590 1773200 1880150 1955356 1971125 2068165 2134880 2216500 2426000 2444195 2523040 2668600 2775344 3008240 3153800 3309064 3335750 3469180 3546400 3760300 3910712 3942250 4136330 4336475 4433000 4700375 4852000 4888390 5337200 5377229 5550688 6016480 6307600 6618128 6671500 6938360 7520600 7821424 7884500 8272660 8672950 8866000 9400750 9776780 10340825 10674400 10754458 12220975 12615200 13236256 13343000 13876720 15041200 15642848 15769000 16545320 17345900 17732000 18801500 19553560 20681650 21508916 21682375 24441950 26686000 26886145 27753440 30082400 31538000 33090640 34691800 37603000 39107120 41363300 43017832 43364750 48883900 51704125 53372000 53772290 61104875 63076000 66181280 69383600 75206000 78214240 82726600 86035664 86729500 97767800 103408250 107544580 122209750 134430725 138767200 150412000 165453200 172071328 173459000 195535600 206816500 215089160 244419500 268861450 330906400 346918000 391071200 413633000 430178320 488839000 537722900 672153625 693836000 827266000 860356640 977678000 1075445800 1344307250 1654532000 1955356000 2150891600 2688614500 4301783200 5377229000 10754458000 21508916000
- Sum of all divisors σ(n): 64142088192
- Sum of proper divisors (its aliquot sum) s(n): 42633172192
- 21508916000 is an abundant number, because the sum of its proper divisors (42633172192) is greater than itself. Its abundance is 21124256192
Bases of 21508916000
- Binary: 101000000100000100000000011001000002
- Hexadecimal: 0x502080320
- Base-36: 9VPUPSW
Squares and roots of 21508916000
- 21508916000 squared (215089160002) is 462633467495056000000
- 21508916000 cubed (215089160003) is 9950744391139889919296000000000
-
The
square root of 21508916000 is 146659.1831424135 -
The
cube root of 21508916000 is 2781.0332063481
Scales and comparisons
How big is 21508916000?- 21,508,916,000 seconds is equal to 683 years, 47 weeks, 4 days, 18 hours, 53 minutes, 20 seconds.
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To count from 1 to 21,508,916,000 would take you about one thousand, three hundred sixty-seven 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 21508916000 cubic inches would be around 231.8 feet tall.
Recreational maths with 21508916000
- 21508916000 backwards is 00061980512
- 21508916000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21508916000's digits is 32
- More coming soon!
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The information we have on file for 21508916000 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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