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13104395 = 519137941
BaseRepresentation
bin110001111111…
…010100001011
3220122202211222
4301333110023
511323320040
61144512255
7216246143
oct61772413
926582758
1013104395
117440587
12447b68b
13293a8a5
141a51923
15123cbb5
hexc7f50b

13104395 has 8 divisors (see below), whose sum is σ = 16553040. Its totient is φ = 9931680.

The previous prime is 13104389. The next prime is 13104437. The reversal of 13104395 is 59340131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13104395 - 28 = 13104139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68876 + ... + 69065.

It is an arithmetic number, because the mean of its divisors is an integer number (2069130).

Almost surely, 213104395 is an apocalyptic number.

13104395 is a deficient number, since it is larger than the sum of its proper divisors (3448645).

13104395 is a wasteful number, since it uses less digits than its factorization.

13104395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137965.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 13104395 is about 3619.9993093922. Note that the first 3 decimals coincide. The cubic root of 13104395 is about 235.7611955263.

The spelling of 13104395 in words is "thirteen million, one hundred four thousand, three hundred ninety-five".

Divisors: 1 5 19 95 137941 689705 2620879 13104395