Base | Representation |
---|---|
bin | 1100011010000… |
… | …1000010010111 |
3 | 10121220220020011 |
4 | 3012201002113 |
5 | 101310233311 |
6 | 5055221051 |
7 | 1201221424 |
oct | 306410227 |
9 | 117826204 |
10 | 52039831 |
11 | 27414328 |
12 | 15517787 |
13 | aa209cc |
14 | 6ca8d4b |
15 | 487e321 |
hex | 31a1097 |
52039831 has 2 divisors, whose sum is σ = 52039832. Its totient is φ = 52039830.
The previous prime is 52039807. The next prime is 52039837. The reversal of 52039831 is 13893025.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 52039831 - 221 = 49942679 is a prime.
It is a super-2 number, since 2×520398312 = 5416288021017122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 52039793 and 52039802.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52039837) 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 as a sum of consecutive naturals, namely, 26019915 + 26019916.
It is an arithmetic number, because the mean of its divisors is an integer number (26019916).
Almost surely, 252039831 is an apocalyptic number.
52039831 is a deficient number, since it is larger than the sum of its proper divisors (1).
52039831 is an equidigital number, since it uses as much as digits as its factorization.
52039831 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 52039831 is about 7213.8638052018. The cubic root of 52039831 is about 373.3463924181.
The spelling of 52039831 in words is "fifty-two million, thirty-nine thousand, eight hundred thirty-one".
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