Search a number
-
+
13604705 = 53078863
BaseRepresentation
bin110011111001…
…011101100001
3221121012010222
4303321131201
511440322310
61203332425
7223431602
oct63713541
927535128
1013604705
117752464
124681115
132a8452a
141b41da9
1512db055
hexcf9761

13604705 has 8 divisors (see below), whose sum is σ = 16380672. Its totient is φ = 10847088.

The previous prime is 13604699. The next prime is 13604713. The reversal of 13604705 is 50740631.

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 13604705 - 28 = 13604449 is a prime.

It is a Duffinian 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, 2897 + ... + 5966.

It is an arithmetic number, because the mean of its divisors is an integer number (2047584).

Almost surely, 213604705 is an apocalyptic number.

It is an amenable number.

13604705 is a deficient number, since it is larger than the sum of its proper divisors (2775967).

13604705 is an equidigital number, since it uses as much as digits as its factorization.

13604705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9175.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 13604705 is about 3688.4556388819. The cubic root of 13604705 is about 238.7241613805.

The spelling of 13604705 in words is "thirteen million, six hundred four thousand, seven hundred five".

Divisors: 1 5 307 1535 8863 44315 2720941 13604705