689996664
689,996,664 is an even composite number composed of five prime numbers multiplied together.
689996664 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 689996664:
23 × 33 × 7 × 137 × 3331
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 137 × 3331)See below for interesting mathematical facts about the number 689996664 from the Numbermatics database.
Names of 689996664
- Cardinal: 689996664 can be written as Six hundred eighty-nine million, nine hundred ninety-six thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 6.89996664 × 108
Factors of 689996664
Divisors of 689996664
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 137 168 189 216 252 274 378 411 504 548 756 822 959 1096 1233 1512 1644 1918 2466 2877 3288 3331 3699 3836 4932 5754 6662 7398 7672 8631 9864 9993 11508 13324 14796 17262 19986 23016 23317 25893 26648 29592 29979 34524 39972 46634 51786 59958 69048 69951 79944 89937 93268 103572 119916 139902 179874 186536 207144 209853 239832 279804 359748 419706 456347 559608 629559 719496 839412 912694 1259118 1369041 1678824 1825388 2518236 2738082 3194429 3650776 4107123 5036472 5476164 6388858 8214246 9583287 10952328 12321369 12777716 16428492 19166574 24642738 25555432 28749861 32856984 38333148 49285476 57499722 76666296 86249583 98570952 114999444 172499166 229998888 344998332 689996664
- Sum of all divisors σ(n): 2207116800
- Sum of proper divisors (its aliquot sum) s(n): 1517120136
- 689996664 is an abundant number, because the sum of its proper divisors (1517120136) is greater than itself. Its abundance is 827123472
Bases of 689996664
- Binary: 1010010010000010000011011110002
- Hexadecimal: 0x29208378
- Base-36: BET0U0
Squares and roots of 689996664
- 689996664 squared (6899966642) is 476095396331128896
- 689996664 cubed (6899966643) is 328504235214236777594002944
-
The
square root of 689996664 is 26267.7875733759 -
The
cube root of 689996664 is 883.6541681439
Scales and comparisons
How big is 689996664?- 689,996,664 seconds is equal to 21 years, 48 weeks, 6 days, 1 hour, 44 minutes, 24 seconds.
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To count from 1 to 689,996,664 would take you about thirty-two 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 689996664 cubic inches would be around 73.6 feet tall.
Recreational maths with 689996664
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