640046721216
640,046,721,216 is an even composite number composed of five prime numbers multiplied together.
640046721216 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-two divisors.
Prime factorization of 640046721216:
26 × 3 × 72 × 1972 × 1753
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 197 × 197 × 1753)See below for interesting mathematical facts about the number 640046721216 from the Numbermatics database.
Names of 640046721216
- Cardinal: 640046721216 can be written as Six hundred forty billion, forty-six million, seven hundred twenty-one thousand, two hundred sixteen.
Scientific notation
- Scientific notation: 6.40046721216 × 1011
Factors of 640046721216
Divisors of 640046721216
- Number of divisors d(n): 252
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 112 147 168 192 196 197 224 294 336 392 394 448 588 591 672 784 788 1176 1182 1344 1379 1568 1576 1753 2352 2364 2758 3136 3152 3506 4137 4704 4728 5259 5516 6304 7012 8274 9408 9456 9653 10518 11032 12271 12608 14024 16548 18912 19306 21036 22064 24542 28048 28959 33096 36813 37824 38612 38809 42072 44128 49084 56096 57918 66192 73626 77224 77618 84144 85897 88256 98168 112192 115836 116427 132384 147252 154448 155236 168288 171794 196336 231672 232854 257691 264768 271663 294504 308896 310472 336576 343588 345341 392672 463344 465708 515382 543326 589008 617792 620944 687176 690682 785344 814989 926688 931416 1030764 1036023 1086652 1178016 1241888 1374352 1381364 1629978 1853376 1862832 1901641 2061528 2072046 2173304 2356032 2417387 2483776 2748704 2762728 3259956 3725664 3803282 4123056 4144092 4346608 4834774 5497408 5525456 5704923 6519912 7252161 7451328 7606564 8246112 8288184 8693216 9669548 11050912 11409846 13039824 14504322 15213128 16492224 16576368 16921709 17386432 19339096 22101824 22819692 26079648 29008644 30426256 33152736 33843418 38678192 45639384 50765127 52159296 58017288 60852512 66305472 67686836 68032177 77356384 91278768 101530254 116034576 121705024 135373672 136064354 154712768 182557536 203060508 204096531 232069152 270747344 272128708 365115072 406121016 408193062 464138304 476225239 541494688 544257416 812242032 816386124 952450478 1082989376 1088514832 1428675717 1624484064 1632772248 1904900956 2177029664 2857351434 3248968128 3265544496 3333576673 3809801912 4354059328 5714702868 6531088992 6667153346 7619603824 10000730019 11429405736 13062177984 13334306692 15239207648 20001460038 22858811472 26668613384 30478415296 40002920076 45717622944 53337226768 80005840152 91435245888 106674453536 160011680304 213348907072 320023360608 640046721216
- Sum of all divisors σ(n): 1981119657768
- Sum of proper divisors (its aliquot sum) s(n): 1341072936552
- 640046721216 is an abundant number, because the sum of its proper divisors (1341072936552) is greater than itself. Its abundance is 701026215336
Bases of 640046721216
- Binary: 10010101000001011100000111101000110000002
- Hexadecimal: 0x9505C1E8C0
- Base-36: 8617AITC
Squares and roots of 640046721216
- 640046721216 squared (6400467212162) is 409659805339352024518656
- 640046721216 cubed (6400467212163) is 262201415221437073511177413423005696
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The
square root of 640046721216 is 800029.2002270917 -
The
cube root of 640046721216 is 8617.9484587925
Scales and comparisons
How big is 640046721216?- 640,046,721,216 seconds is equal to 20,351 years, 26 weeks, 2 days, 3 hours, 53 minutes, 36 seconds.
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To count from 1 to 640,046,721,216 would take you about forty thousand, seven hundred three 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 640046721216 cubic inches would be around 718.2 feet tall.
Recreational maths with 640046721216
- 640046721216 backwards is 612127640046
- The number of decimal digits it has is: 12
- The sum of 640046721216's digits is 39
- More coming soon!
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