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13088208 = 243738953
BaseRepresentation
bin110001111011…
…010111010000
3220121221122110
4301323113100
511322310313
61144305320
7216151020
oct61732720
926557573
1013088208
11742a401
124472240
132933403
141a49a80
151237ec3
hexc7b5d0

13088208 has 40 divisors (see below), whose sum is σ = 38642368. Its totient is φ = 3739392.

The previous prime is 13088203. The next prime is 13088209. The reversal of 13088208 is 80288031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13088203) 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 7 ways as a sum of consecutive naturals, for example, 19141 + ... + 19812.

Almost surely, 213088208 is an apocalyptic number.

It is an amenable number.

13088208 is an abundant number, since it is smaller than the sum of its proper divisors (25554160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13088208 is a wasteful number, since it uses less digits than its factorization.

13088208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38971 (or 38965 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 13088208 is about 3617.7628446320. The cubic root of 13088208 is about 235.6640820800.

The spelling of 13088208 in words is "thirteen million, eighty-eight thousand, two hundred eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 38953 77906 116859 155812 233718 272671 311624 467436 545342 623248 818013 934872 1090684 1636026 1869744 2181368 3272052 4362736 6544104 13088208