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13625038 = 272413391
BaseRepresentation
bin110011111110…
…011011001110
3221122020001001
4303332123032
511442000123
61204010514
7223545100
oct63763316
927566031
1013625038
117766769
124690a3a
132a9086b
141b49570
1512e20ad
hexcfe6ce

13625038 has 24 divisors (see below), whose sum is σ = 24361344. Its totient is φ = 5695200.

The previous prime is 13625009. The next prime is 13625057. The reversal of 13625038 is 83052631.

It is a junction number, because it is equal to n+sod(n) for n = 13624997 and 13625015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2323 + ... + 5713.

It is an arithmetic number, because the mean of its divisors is an integer number (1015056).

Almost surely, 213625038 is an apocalyptic number.

13625038 is a deficient number, since it is larger than the sum of its proper divisors (10736306).

13625038 is a wasteful number, since it uses less digits than its factorization.

13625038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448 (or 3441 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 13625038 is about 3691.2109124243. The cubic root of 13625038 is about 238.8430310950.

Adding to 13625038 its reverse (83052631), we get a palindrome (96677669).

It can be divided in two parts, 1362 and 5038, that added together give a square (6400 = 802).

The spelling of 13625038 in words is "thirteen million, six hundred twenty-five thousand, thirty-eight".

Divisors: 1 2 7 14 41 49 82 98 287 574 2009 3391 4018 6782 23737 47474 139031 166159 278062 332318 973217 1946434 6812519 13625038