Base | Representation |
---|---|
bin | 1100011110010… |
… | …1101101101011 |
3 | 10122110012002200 |
4 | 3013211231223 |
5 | 101343234011 |
6 | 5105231243 |
7 | 1203502512 |
oct | 307455553 |
9 | 118405080 |
10 | 52321131 |
11 | 27596705 |
12 | 15632523 |
13 | aabba65 |
14 | 6d3d679 |
15 | 48d7856 |
hex | 31e5b6b |
52321131 has 12 divisors (see below), whose sum is σ = 76324560. Its totient is φ = 34534800.
The previous prime is 52321109. The next prime is 52321151. The reversal of 52321131 is 13112325.
It is not a de Polignac number, because 52321131 - 211 = 52319083 is a prime.
It is a super-2 number, since 2×523211312 = 5475001498238322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (52321151) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27871 + ... + 29688.
It is an arithmetic number, because the mean of its divisors is an integer number (6360380).
Almost surely, 252321131 is an apocalyptic number.
52321131 is a deficient number, since it is larger than the sum of its proper divisors (24003429).
52321131 is a wasteful number, since it uses less digits than its factorization.
52321131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57666 (or 57663 counting only the distinct ones).
The product of its digits is 180, while the sum is 18.
The square root of 52321131 is about 7233.3347081412. The cubic root of 52321131 is about 374.0178887990.
Adding to 52321131 its reverse (13112325), we get a palindrome (65433456).
The spelling of 52321131 in words is "fifty-two million, three hundred twenty-one thousand, one hundred thirty-one".
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