Search a number
-
+
13796231 = 171734691
BaseRepresentation
bin110100101000…
…001110000111
3221221220212112
4310220032013
512012434411
61211411235
7225160151
oct64501607
927856775
1013796231
117873349
124753b1b
132b20767
141b91ad1
151327b8b
hexd28387

13796231 has 8 divisors (see below), whose sum is σ = 14695344. Its totient is φ = 12906880.

The previous prime is 13796221. The next prime is 13796267. The reversal of 13796231 is 13269731.

It is a happy number.

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 13796231 - 210 = 13795207 is a prime.

It is a super-2 number, since 2×137962312 = 380671979610722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13796201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596 + ... + 5286.

It is an arithmetic number, because the mean of its divisors is an integer number (1836918).

Almost surely, 213796231 is an apocalyptic number.

13796231 is a deficient number, since it is larger than the sum of its proper divisors (899113).

13796231 is a wasteful number, since it uses less digits than its factorization.

13796231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881.

The product of its digits is 6804, while the sum is 32.

The square root of 13796231 is about 3714.3277992121. The cubic root of 13796231 is about 239.8391920459.

The spelling of 13796231 in words is "thirteen million, seven hundred ninety-six thousand, two hundred thirty-one".

Divisors: 1 17 173 2941 4691 79747 811543 13796231