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52175929 = 1317832251
BaseRepresentation
bin1100011100001…
…0010000111001
310122011210220211
43013002100321
5101324112204
65102151121
71202326261
oct307022071
9118153824
1052175929
11274a7603
12155824a1
13aa6a940
146d027a1
1548a9804
hex31c2439

52175929 has 8 divisors (see below), whose sum is σ = 56245952. Its totient is φ = 48114000.

The previous prime is 52175927. The next prime is 52175951. The reversal of 52175929 is 92957125.

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 52175929 - 21 = 52175927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52175891 and 52175900.

It is not an unprimeable number, because it can be changed into a prime (52175927) 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, 22054 + ... + 24304.

It is an arithmetic number, because the mean of its divisors is an integer number (7030744).

Almost surely, 252175929 is an apocalyptic number.

It is an amenable number.

52175929 is a deficient number, since it is larger than the sum of its proper divisors (4070023).

52175929 is a wasteful number, since it uses less digits than its factorization.

52175929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047.

The product of its digits is 56700, while the sum is 40.

The square root of 52175929 is about 7223.2907320694. The cubic root of 52175929 is about 373.6715758094.

The spelling of 52175929 in words is "fifty-two million, one hundred seventy-five thousand, nine hundred twenty-nine".

Divisors: 1 13 1783 2251 23179 29263 4013533 52175929