Base | Representation |
---|---|
bin | 1100100001000… |
… | …1011010100011 |
3 | 10122210021122022 |
4 | 3020101122203 |
5 | 101420001011 |
6 | 5113132055 |
7 | 1205146415 |
oct | 310213243 |
9 | 118707568 |
10 | 52500131 |
11 | 276a9142 |
12 | 156ba02b |
13 | ab52388 |
14 | 6d889b5 |
15 | 49208db |
hex | 32116a3 |
52500131 has 8 divisors (see below), whose sum is σ = 56944944. Its totient is φ = 48206080.
The previous prime is 52500127. The next prime is 52500187. The reversal of 52500131 is 13100525.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52500131 - 22 = 52500127 is a prime.
It is a super-2 number, since 2×525001312 = 5512527510034322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52500431) 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 7 ways as a sum of consecutive naturals, for example, 36965 + ... + 38358.
It is an arithmetic number, because the mean of its divisors is an integer number (7118118).
Almost surely, 252500131 is an apocalyptic number.
52500131 is a deficient number, since it is larger than the sum of its proper divisors (4444813).
52500131 is a wasteful number, since it uses less digits than its factorization.
52500131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75381.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 52500131 is about 7245.6974129479. The cubic root of 52500131 is about 374.4439308027.
Adding to 52500131 its reverse (13100525), we get a palindrome (65600656).
The spelling of 52500131 in words is "fifty-two million, five hundred thousand, one hundred thirty-one".
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