Base | Representation |
---|---|
bin | 11111101010111… |
… | …101110101111111 |
3 | 1101000211201211221 |
4 | 133222331311333 |
5 | 2042011411210 |
6 | 124420454211 |
7 | 16111313635 |
oct | 3752756577 |
9 | 1330751757 |
10 | 531357055 |
11 | 252a34469 |
12 | 129b4a367 |
13 | 86113978 |
14 | 507d9355 |
15 | 319ae1da |
hex | 1fabdd7f |
531357055 has 8 divisors (see below), whose sum is σ = 638579952. Its totient is φ = 424451328.
The previous prime is 531357011. The next prime is 531357067. The reversal of 531357055 is 550753135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-531357055 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 531357055.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75589 + ... + 82318.
It is an arithmetic number, because the mean of its divisors is an integer number (79822494).
Almost surely, 2531357055 is an apocalyptic number.
531357055 is a deficient number, since it is larger than the sum of its proper divisors (107222897).
531357055 is a wasteful number, since it uses less digits than its factorization.
531357055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158585.
The product of its (nonzero) digits is 39375, while the sum is 34.
The square root of 531357055 is about 23051.1833752630. The cubic root of 531357055 is about 809.9573492759.
The spelling of 531357055 in words is "five hundred thirty-one million, three hundred fifty-seven thousand, fifty-five".
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