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52500129 = 3111590913
BaseRepresentation
bin1100100001000…
…1011010100001
310122210021122020
43020101122201
5101420001004
65113132053
71205146413
oct310213241
9118707566
1052500129
11276a9140
12156ba029
13ab52386
146d889b3
1549208d9
hex32116a1

52500129 has 8 divisors (see below), whose sum is σ = 76363872. Its totient is φ = 31818240.

The previous prime is 52500127. The next prime is 52500187. The reversal of 52500129 is 92100525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52500129 - 21 = 52500127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52500099 and 52500108.

It is not an unprimeable number, because it can be changed into a prime (52500127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795424 + ... + 795489.

It is an arithmetic number, because the mean of its divisors is an integer number (9545484).

Almost surely, 252500129 is an apocalyptic number.

It is an amenable number.

52500129 is a deficient number, since it is larger than the sum of its proper divisors (23863743).

52500129 is a wasteful number, since it uses less digits than its factorization.

52500129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590927.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 52500129 is about 7245.6972749350. The cubic root of 52500129 is about 374.4439260478.

The spelling of 52500129 in words is "fifty-two million, five hundred thousand, one hundred twenty-nine".

Divisors: 1 3 11 33 1590913 4772739 17500043 52500129