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13190204 = 223789123
BaseRepresentation
bin110010010100…
…010000111100
3220211010120002
4302110100330
511334041304
61150413432
7220054256
oct62242074
926733502
1013190204
117499aa5
124501278
13296a971
141a74cd6
15125831e
hexc9443c

13190204 has 12 divisors (see below), whose sum is σ = 23706984. Its totient is φ = 6416784.

The previous prime is 13190197. The next prime is 13190209. The reversal of 13190204 is 40209131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13190209) 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, 44414 + ... + 44709.

It is an arithmetic number, because the mean of its divisors is an integer number (1975582).

Almost surely, 213190204 is an apocalyptic number.

It is an amenable number.

13190204 is a deficient number, since it is larger than the sum of its proper divisors (10516780).

13190204 is a wasteful number, since it uses less digits than its factorization.

13190204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89164 (or 89162 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 13190204 is about 3631.8320445747. The cubic root of 13190204 is about 236.2746730108.

Adding to 13190204 its reverse (40209131), we get a palindrome (53399335).

The spelling of 13190204 in words is "thirteen million, one hundred ninety thousand, two hundred four".

Divisors: 1 2 4 37 74 148 89123 178246 356492 3297551 6595102 13190204