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13174031 = 131759611
BaseRepresentation
bin110010010000…
…010100001111
3220210022101002
4302100110033
511333032111
61150210515
7216656153
oct62202417
926708332
1013174031
117488932
1244b3a3b
1329634b0
141a6d063
15125363b
hexc9050f

13174031 has 8 divisors (see below), whose sum is σ = 15022224. Its totient is φ = 11445120.

The previous prime is 13174013. The next prime is 13174037. The reversal of 13174031 is 13047131.

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 13174031 - 214 = 13157647 is a prime.

It is a super-2 number, since 2×131740312 = 347110185577922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13173994 and 13174012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13174037) 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, 29585 + ... + 30026.

It is an arithmetic number, because the mean of its divisors is an integer number (1877778).

Almost surely, 213174031 is an apocalyptic number.

13174031 is a deficient number, since it is larger than the sum of its proper divisors (1848193).

13174031 is a wasteful number, since it uses less digits than its factorization.

13174031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59641.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 13174031 is about 3629.6047994238. The cubic root of 13174031 is about 236.1780651253.

The spelling of 13174031 in words is "thirteen million, one hundred seventy-four thousand, thirty-one".

Divisors: 1 13 17 221 59611 774943 1013387 13174031