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52124225 = 523316299
BaseRepresentation
bin1100011011010…
…1101001000001
310122002011222212
43012311221001
5101320433400
65101111505
71202022446
oct306655101
9118064885
1052124225
112747177a
1215558595
13aa5024a
146ccb9cd
154899335
hex31b5a41

52124225 has 12 divisors (see below), whose sum is σ = 64839600. Its totient is φ = 41566800.

The previous prime is 52124221. The next prime is 52124291. The reversal of 52124225 is 52242125.

It is not a de Polignac number, because 52124225 - 22 = 52124221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52124225.

It is not an unprimeable number, because it can be changed into a prime (52124221) 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, 5126 + ... + 11424.

It is an arithmetic number, because the mean of its divisors is an integer number (5403300).

Almost surely, 252124225 is an apocalyptic number.

It is an amenable number.

52124225 is a deficient number, since it is larger than the sum of its proper divisors (12715375).

52124225 is a wasteful number, since it uses less digits than its factorization.

52124225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6640 (or 6635 counting only the distinct ones).

The product of its digits is 1600, while the sum is 23.

The square root of 52124225 is about 7219.7108667868. The cubic root of 52124225 is about 373.5481044380.

The spelling of 52124225 in words is "fifty-two million, one hundred twenty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 331 1655 6299 8275 31495 157475 2084969 10424845 52124225