Base | Representation |
---|---|
bin | 11111101001110… |
… | …111110111001000 |
3 | 1101000022011122101 |
4 | 133221313313020 |
5 | 2041423223113 |
6 | 124410403144 |
7 | 16106011141 |
oct | 3751676710 |
9 | 1330264571 |
10 | 531070408 |
11 | 252859070 |
12 | 129a304b4 |
13 | 8604335b |
14 | 50762ac8 |
15 | 319542dd |
hex | 1fa77dc8 |
531070408 has 32 divisors (see below), whose sum is σ = 1102505760. Its totient is φ = 237790080.
The previous prime is 531070381. The next prime is 531070447. The reversal of 531070408 is 804070135.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39141 + ... + 50932.
It is an arithmetic number, because the mean of its divisors is an integer number (34453305).
Almost surely, 2531070408 is an apocalyptic number.
It is an amenable number.
531070408 is an abundant number, since it is smaller than the sum of its proper divisors (571435352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531070408 is a wasteful number, since it uses less digits than its factorization.
531070408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90157 (or 90153 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 531070408 is about 23044.9649164411. The cubic root of 531070408 is about 809.8116759765.
The spelling of 531070408 in words is "five hundred thirty-one million, seventy thousand, four hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •