Base | Representation |
---|---|
bin | 1111011101100001011… |
… | …00000111001001011101 |
3 | 1212210020101210222122101 |
4 | 13232300230013021131 |
5 | 32200442301043122 |
6 | 1044014543045101 |
7 | 53244516544051 |
oct | 7566054071135 |
9 | 1783211728571 |
10 | 531245331037 |
11 | 19533315a133 |
12 | 86b60ba0791 |
13 | 3b133519535 |
14 | 1b9d8bdbc61 |
15 | dc43c4e027 |
hex | 7bb0b0725d |
531245331037 has 2 divisors, whose sum is σ = 531245331038. Its totient is φ = 531245331036.
The previous prime is 531245330971. The next prime is 531245331049. The reversal of 531245331037 is 730133542135.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 428807567556 + 102437763481 = 654834^2 + 320059^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-531245331037 is a prime.
It is a super-2 number, since 2×5312453310372 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 531245330987 and 531245331005.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (531245335037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265622665518 + 265622665519.
It is an arithmetic number, because the mean of its divisors is an integer number (265622665519).
Almost surely, 2531245331037 is an apocalyptic number.
It is an amenable number.
531245331037 is a deficient number, since it is larger than the sum of its proper divisors (1).
531245331037 is an equidigital number, since it uses as much as digits as its factorization.
531245331037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 113400, while the sum is 37.
The spelling of 531245331037 in words is "five hundred thirty-one billion, two hundred forty-five million, three hundred thirty-one thousand, thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •