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52611625 = 531183461
BaseRepresentation
bin1100100010110…
…0101000101001
310122222221120201
43020230220221
5101432033000
65115352201
71206122443
oct310545051
9118887521
1052611625
1127774990
1215752661
13ab91051
146db7493
15494396a
hex322ca29

52611625 has 32 divisors (see below), whose sum is σ = 72648576. Its totient is φ = 37720000.

The previous prime is 52611599. The next prime is 52611641.

52611625 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52611625 - 25 = 52611593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52611593 and 52611602.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 113895 + ... + 114355.

It is an arithmetic number, because the mean of its divisors is an integer number (2270268).

Almost surely, 252611625 is an apocalyptic number.

52611625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52611625 is a deficient number, since it is larger than the sum of its proper divisors (20036951).

52611625 is a wasteful number, since it uses less digits than its factorization.

52611625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 560 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 52611625 is about 7253.3871398127. The cubic root of 52611625 is about 374.7088109861.

It can be divided in two parts, 5261 and 1625, that added together give a palindrome (6886).

The spelling of 52611625 in words is "fifty-two million, six hundred eleven thousand, six hundred twenty-five".

Divisors: 1 5 11 25 55 83 125 275 415 461 913 1375 2075 2305 4565 5071 10375 11525 22825 25355 38263 57625 114125 126775 191315 420893 633875 956575 2104465 4782875 10522325 52611625