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52545365 = 537431659
BaseRepresentation
bin1100100001110…
…0011101010101
310122212120200122
43020130131111
5101422422430
65114121325
71205425325
oct310343525
9118776618
1052545365
112772a124
1215720245
13ab69b42
146d9b285
15492dee5
hex321c755

52545365 has 16 divisors (see below), whose sum is σ = 65007360. Its totient is φ = 40743360.

The previous prime is 52545343. The next prime is 52545371. The reversal of 52545365 is 56354525.

52545365 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 52545365 - 26 = 52545301 is a prime.

It is a super-2 number, since 2×525453652 = 5522030765966450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 79406 + ... + 80064.

It is an arithmetic number, because the mean of its divisors is an integer number (4062960).

Almost surely, 252545365 is an apocalyptic number.

It is an amenable number.

52545365 is a deficient number, since it is larger than the sum of its proper divisors (12461995).

52545365 is a wasteful number, since it uses less digits than its factorization.

52545365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132.

The product of its digits is 90000, while the sum is 35.

The square root of 52545365 is about 7248.8181795380. The cubic root of 52545365 is about 374.5514399606.

The spelling of 52545365 in words is "fifty-two million, five hundred forty-five thousand, three hundred sixty-five".

Divisors: 1 5 37 185 431 659 2155 3295 15947 24383 79735 121915 284029 1420145 10509073 52545365