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52156867 = 7174011093
BaseRepresentation
bin1100011011110…
…1100111000011
310122010211202211
43012331213003
5101323004432
65101522551
71202216560
oct306754703
9118124684
1052156867
1127494254
1215573457
13aa62069
146cd9867
1548a3d47
hex31bd9c3

52156867 has 16 divisors (see below), whose sum is σ = 63329472. Its totient is φ = 41932800.

The previous prime is 52156837. The next prime is 52156889. The reversal of 52156867 is 76865125.

It is not a de Polignac number, because 52156867 - 215 = 52124099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52156837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47173 + ... + 48265.

It is an arithmetic number, because the mean of its divisors is an integer number (3958092).

Almost surely, 252156867 is an apocalyptic number.

52156867 is a deficient number, since it is larger than the sum of its proper divisors (11172605).

52156867 is a wasteful number, since it uses less digits than its factorization.

52156867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518.

The product of its digits is 100800, while the sum is 40.

The square root of 52156867 is about 7221.9711298232. The cubic root of 52156867 is about 373.6260644320.

The spelling of 52156867 in words is "fifty-two million, one hundred fifty-six thousand, eight hundred sixty-seven".

Divisors: 1 7 17 119 401 1093 2807 6817 7651 18581 47719 130067 438293 3068051 7450981 52156867