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52575347 = 1122914983
BaseRepresentation
bin1100100010001…
…1110001110011
310122221002211002
43020203301303
5101424402342
65114512215
71205611616
oct310436163
9118832732
1052575347
112774a700
121573566b
13ab7a696
146da817d
154937d32
hex3223c73

52575347 has 12 divisors (see below), whose sum is σ = 59786160. Its totient is φ = 46144560.

The previous prime is 52575317. The next prime is 52575353. The reversal of 52575347 is 74357525.

52575347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52575347 - 28 = 52575091 is a prime.

It is a super-2 number, since 2×525753472 = 5528334224340818, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52575347.

It is not an unprimeable number, because it can be changed into a prime (52575307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3983 + ... + 11000.

It is an arithmetic number, because the mean of its divisors is an integer number (4982180).

Almost surely, 252575347 is an apocalyptic number.

52575347 is a deficient number, since it is larger than the sum of its proper divisors (7210813).

52575347 is a wasteful number, since it uses less digits than its factorization.

52575347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15034 (or 15023 counting only the distinct ones).

The product of its digits is 147000, while the sum is 38.

The square root of 52575347 is about 7250.8859458690. The cubic root of 52575347 is about 374.6226651839.

The spelling of 52575347 in words is "fifty-two million, five hundred seventy-five thousand, three hundred forty-seven".

Divisors: 1 11 29 121 319 3509 14983 164813 434507 1812943 4779577 52575347