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52572625 = 53760083
BaseRepresentation
bin1100100010001…
…1000111010001
310122220222002021
43020203013101
5101424311000
65114451441
71205600650
oct310430721
9118828067
1052572625
1127748656
1215733b81
13ab79381
146da7197
15493711a
hex32231d1

52572625 has 16 divisors (see below), whose sum is σ = 74984832. Its totient is φ = 36049200.

The previous prime is 52572623. The next prime is 52572659. The reversal of 52572625 is 52627525.

It is not a de Polignac number, because 52572625 - 21 = 52572623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52572623) 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 15 ways as a sum of consecutive naturals, for example, 29167 + ... + 30916.

It is an arithmetic number, because the mean of its divisors is an integer number (4686552).

Almost surely, 252572625 is an apocalyptic number.

It is an amenable number.

52572625 is a deficient number, since it is larger than the sum of its proper divisors (22412207).

52572625 is an equidigital number, since it uses as much as digits as its factorization.

52572625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60105 (or 60095 counting only the distinct ones).

The product of its digits is 42000, while the sum is 34.

The square root of 52572625 is about 7250.6982422385. The cubic root of 52572625 is about 374.6161999199.

The spelling of 52572625 in words is "fifty-two million, five hundred seventy-two thousand, six hundred twenty-five".

Divisors: 1 5 7 25 35 125 175 875 60083 300415 420581 1502075 2102905 7510375 10514525 52572625