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13268379 = 341107873
BaseRepresentation
bin110010100111…
…010110011011
3220222002210110
4302213112123
511344042004
61152215403
7220531215
oct62472633
926862713
1013268379
117542803
12453a563
132997417
141a955b5
151271589
hexca759b

13268379 has 8 divisors (see below), whose sum is σ = 18122832. Its totient is φ = 8629760.

The previous prime is 13268371. The next prime is 13268393. The reversal of 13268379 is 97386231.

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

It is a cyclic number.

It is not a de Polignac number, because 13268379 - 23 = 13268371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13268371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53814 + ... + 54059.

It is an arithmetic number, because the mean of its divisors is an integer number (2265354).

Almost surely, 213268379 is an apocalyptic number.

13268379 is a deficient number, since it is larger than the sum of its proper divisors (4854453).

13268379 is a wasteful number, since it uses less digits than its factorization.

13268379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107917.

The product of its digits is 54432, while the sum is 39.

The square root of 13268379 is about 3642.5786196045. The cubic root of 13268379 is about 236.7405339308.

The spelling of 13268379 in words is "thirteen million, two hundred sixty-eight thousand, three hundred seventy-nine".

Divisors: 1 3 41 123 107873 323619 4422793 13268379