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13292894 = 219349813
BaseRepresentation
bin110010101101…
…010101011110
3221000100102102
4302231111132
511400333034
61152525102
7220662536
oct62552536
927010372
1013292894
11755a16a
124550792
1329a5624
141aa04c6
15127897e
hexcad55e

13292894 has 8 divisors (see below), whose sum is σ = 20988840. Its totient is φ = 6296616.

The previous prime is 13292863. The next prime is 13292947. The reversal of 13292894 is 49829231.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 349813 = 13292894 / (1 + 3 + 2 + 9 + 2 + 8 + 9 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174869 + ... + 174944.

It is an arithmetic number, because the mean of its divisors is an integer number (2623605).

Almost surely, 213292894 is an apocalyptic number.

13292894 is a deficient number, since it is larger than the sum of its proper divisors (7695946).

13292894 is a wasteful number, since it uses less digits than its factorization.

13292894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349834.

The product of its digits is 31104, while the sum is 38.

The square root of 13292894 is about 3645.9421279006. The cubic root of 13292894 is about 236.8862468698.

The spelling of 13292894 in words is "thirteen million, two hundred ninety-two thousand, eight hundred ninety-four".

Divisors: 1 2 19 38 349813 699626 6646447 13292894