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12629396 = 2213242873
BaseRepresentation
bin110000001011…
…010110010100
3212202122021102
4300023112110
511213120041
61130405232
7212230253
oct60132624
925678242
1012629396
11714671a
124290818
132802620
14196a79a
15119709b
hexc0b594

12629396 has 12 divisors (see below), whose sum is σ = 23801652. Its totient is φ = 5828928.

The previous prime is 12629387. The next prime is 12629411. The reversal of 12629396 is 69392621.

It can be written as a sum of positive squares in 2 ways, for example, as 1473796 + 11155600 = 1214^2 + 3340^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121385 + ... + 121488.

It is an arithmetic number, because the mean of its divisors is an integer number (1983471).

Almost surely, 212629396 is an apocalyptic number.

It is an amenable number.

12629396 is a deficient number, since it is larger than the sum of its proper divisors (11172256).

12629396 is a wasteful number, since it uses less digits than its factorization.

12629396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242890 (or 242888 counting only the distinct ones).

The product of its digits is 34992, while the sum is 38.

The square root of 12629396 is about 3553.7861500096. The cubic root of 12629396 is about 232.8774982788.

The spelling of 12629396 in words is "twelve million, six hundred twenty-nine thousand, three hundred ninety-six".

Divisors: 1 2 4 13 26 52 242873 485746 971492 3157349 6314698 12629396