21357310240
21,357,310,240 is an even composite number composed of six prime numbers multiplied together.
21357310240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21357310240:
25 × 5 × 7 × 19 × 61 × 16453
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 19 × 61 × 16453)See below for interesting mathematical facts about the number 21357310240 from the Numbermatics database.
Names of 21357310240
- Cardinal: 21357310240 can be written as Twenty-one billion, three hundred fifty-seven million, three hundred ten thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.135731024 × 1010
Factors of 21357310240
Divisors of 21357310240
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 61 70 76 80 95 112 122 133 140 152 160 190 224 244 266 280 304 305 380 427 488 532 560 608 610 665 760 854 976 1064 1120 1159 1220 1330 1520 1708 1952 2128 2135 2318 2440 2660 3040 3416 4256 4270 4636 4880 5320 5795 6832 8113 8540 9272 9760 10640 11590 13664 16226 16453 17080 18544 21280 23180 32452 32906 34160 37088 40565 46360 64904 65812 68320 81130 82265 92720 115171 129808 131624 162260 164530 185440 230342 259616 263248 312607 324520 329060 460684 526496 575855 625214 649040 658120 921368 1003633 1151710 1250428 1298080 1316240 1563035 1842736 2007266 2188249 2303420 2500856 2632480 3126070 3685472 4014532 4376498 4606840 5001712 5018165 6252140 7025431 8029064 8752996 9213680 10003424 10036330 10941245 12504280 14050862 16058128 17505992 18427360 19069027 20072660 21882490 25008560 28101724 32116256 35011984 35127155 38138054 40145320 43764980 50017120 56203448 70023968 70254310 76276108 80290640 87529960 95345135 112406896 133483189 140508620 152552216 160581280 175059920 190690270 224813792 266966378 281017240 305104432 350119840 381380540 533932756 562034480 610208864 667415945 762761080 1067865512 1124068960 1334831890 1525522160 2135731024 2669663780 3051044320 4271462048 5339327560 10678655120 21357310240
- Sum of all divisors σ(n): 61698551040
- Sum of proper divisors (its aliquot sum) s(n): 40341240800
- 21357310240 is an abundant number, because the sum of its proper divisors (40341240800) is greater than itself. Its abundance is 18983930560
Bases of 21357310240
- Binary: 100111110001111111010110001001000002
- Hexadecimal: 0x4F8FEB120
- Base-36: 9T7LA1S
Squares and roots of 21357310240
- 21357310240 squared (213573102402) is 456134700687608857600
- 21357310240 cubed (213573102403) is 9741810313814803695535181824000
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The
square root of 21357310240 is 146141.4049474005 -
The
cube root of 21357310240 is 2774.4837495399
Scales and comparisons
How big is 21357310240?- 21,357,310,240 seconds is equal to 679 years, 5 weeks, 2 hours, 10 minutes, 40 seconds.
-
To count from 1 to 21,357,310,240 would take you about one thousand, three hundred fifty-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 21357310240 cubic inches would be around 231.2 feet tall.
Recreational maths with 21357310240
- 21357310240 backwards is 04201375312
- 21357310240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21357310240's digits is 28
- More coming soon!
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The information we have on file for 21357310240 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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