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13190941 = 83158927
BaseRepresentation
bin110010010100…
…011100011101
3220211011120101
4302110130131
511334102231
61150421101
7220056361
oct62243435
926734511
1013190941
11749a605
124501791
13296b0ba
141a752a1
151258661
hexc9471d

13190941 has 4 divisors (see below), whose sum is σ = 13349952. Its totient is φ = 13031932.

The previous prime is 13190939. The next prime is 13190951. The reversal of 13190941 is 14909131.

It is a happy number.

13190941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13190941 - 21 = 13190939 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13190951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79381 + ... + 79546.

It is an arithmetic number, because the mean of its divisors is an integer number (3337488).

Almost surely, 213190941 is an apocalyptic number.

It is an amenable number.

13190941 is a deficient number, since it is larger than the sum of its proper divisors (159011).

13190941 is an equidigital number, since it uses as much as digits as its factorization.

13190941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159010.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 13190941 is about 3631.9335071006. The cubic root of 13190941 is about 236.2790735288.

The spelling of 13190941 in words is "thirteen million, one hundred ninety thousand, nine hundred forty-one".

Divisors: 1 83 158927 13190941