521494421890
521,494,421,890 is an even composite number composed of five prime numbers multiplied together.
521494421890 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 521494421890:
2 × 5 × 132 × 4212 × 1741
(2 × 5 × 13 × 13 × 421 × 421 × 1741)See below for interesting mathematical facts about the number 521494421890 from the Numbermatics database.
Names of 521494421890
- Cardinal: 521494421890 can be written as Five hundred twenty-one billion, four hundred ninety-four million, four hundred twenty-one thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 5.2149442189 × 1011
Factors of 521494421890
Divisors of 521494421890
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 5 10 13 26 65 130 169 338 421 842 845 1690 1741 2105 3482 4210 5473 8705 10946 17410 22633 27365 45266 54730 71149 113165 142298 177241 226330 294229 354482 355745 588458 711490 732961 886205 1465922 1471145 1772410 2304133 2942290 3664805 4608266 7329610 9528493 11520665 19056986 23041330 29953729 47642465 59907458 95284930 123870409 149768645 247740818 299537290 308576581 617153162 619352045 1238704090 1542882905 3085765810 4011495553 8022991106 20057477765 40114955530 52149442189 104298884378 260747210945 521494421890
- Sum of all divisors σ(n): 1019456588124
- Sum of proper divisors (its aliquot sum) s(n): 497962166234
- 521494421890 is a deficient number, because the sum of its proper divisors (497962166234) is less than itself. Its deficiency is 23532255656
Bases of 521494421890
- Binary: 1111001011010110111110101100001100000102
- Hexadecimal: 0x796B7D6182
- Base-36: 6NKKBB7M
Squares and roots of 521494421890
- 521494421890 squared (5214944218902) is 271956432062385311172100
- 521494421890 cubed (5214944218903) is 141823762317640688264122047797269000
-
The
square root of 521494421890 is 722145.7068279227 -
The
cube root of 521494421890 is 8049.1475603665
Scales and comparisons
How big is 521494421890?- 521,494,421,890 seconds is equal to 16,581 years, 47 weeks, 2 days, 1 hour, 38 minutes, 10 seconds.
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To count from 1 to 521,494,421,890 would take you about thirty-three thousand, one hundred sixty-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 521494421890 cubic inches would be around 670.8 feet tall.
Recreational maths with 521494421890
- 521494421890 backwards is 098124494125
- The number of decimal digits it has is: 12
- The sum of 521494421890's digits is 49
- More coming soon!
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