Base | Representation |
---|---|
bin | 1100100001011… |
… | …1000000010111 |
3 | 10122211110001110 |
4 | 3020113000113 |
5 | 101421214111 |
6 | 5113430103 |
7 | 1205303241 |
oct | 310270027 |
9 | 118743043 |
10 | 52523031 |
11 | 27714370 |
12 | 1570b333 |
13 | ab5c922 |
14 | 6d93091 |
15 | 49275a6 |
hex | 3217017 |
52523031 has 32 divisors (see below), whose sum is σ = 80248320. Its totient is φ = 30262400.
The previous prime is 52523027. The next prime is 52523041. The reversal of 52523031 is 13032525.
It is a cyclic number.
It is not a de Polignac number, because 52523031 - 22 = 52523027 is a prime.
It is a super-2 number, since 2×525230312 = 5517337570853922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 52522989 and 52523007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52523041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67561 + ... + 68333.
It is an arithmetic number, because the mean of its divisors is an integer number (2507760).
Almost surely, 252523031 is an apocalyptic number.
52523031 is a deficient number, since it is larger than the sum of its proper divisors (27725289).
52523031 is a wasteful number, since it uses less digits than its factorization.
52523031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 887.
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 52523031 is about 7247.2774888230. The cubic root of 52523031 is about 374.4983657118.
Adding to 52523031 its reverse (13032525), we get a palindrome (65555556).
The spelling of 52523031 in words is "fifty-two million, five hundred twenty-three thousand, thirty-one".
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