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13074805 = 511872203
BaseRepresentation
bin110001111000…
…000101110101
3220121021021001
4301320011311
511321343210
61144123301
7216063652
oct61700565
926537231
1013074805
117420327
124466531
13292a293
141a44c29
15123403a
hexc78175

13074805 has 8 divisors (see below), whose sum is σ = 15710112. Its totient is φ = 10446288.

The previous prime is 13074799. The next prime is 13074827. The reversal of 13074805 is 50847031.

13074805 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 13074805 - 23 = 13074797 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 4834 + ... + 7036.

It is an arithmetic number, because the mean of its divisors is an integer number (1963764).

Almost surely, 213074805 is an apocalyptic number.

It is an amenable number.

13074805 is a deficient number, since it is larger than the sum of its proper divisors (2635307).

13074805 is a wasteful number, since it uses less digits than its factorization.

13074805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 13074805 is about 3615.9099822866. The cubic root of 13074805 is about 235.5836105467.

The spelling of 13074805 in words is "thirteen million, seventy-four thousand, eight hundred five".

Divisors: 1 5 1187 2203 5935 11015 2614961 13074805