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13190022 = 2326710937
BaseRepresentation
bin110010010100…
…001110000110
3220211010022100
4302110032012
511334040042
61150412530
7220053606
oct62241606
926733270
1013190022
11749994a
124501146
13296a861
141a74c06
15125824c
hexc94386

13190022 has 24 divisors (see below), whose sum is σ = 29007576. Its totient is φ = 4330656.

The previous prime is 13190003. The next prime is 13190027. The reversal of 13190022 is 22009131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13189977 and 13190004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13190027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4263 + ... + 6674.

It is an arithmetic number, because the mean of its divisors is an integer number (1208649).

Almost surely, 213190022 is an apocalyptic number.

13190022 is an abundant number, since it is smaller than the sum of its proper divisors (15817554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13190022 is a wasteful number, since it uses less digits than its factorization.

13190022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012 (or 11009 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 13190022 is about 3631.8069882636. The cubic root of 13190022 is about 236.2735862905.

Adding to 13190022 its reverse (22009131), we get a palindrome (35199153).

The spelling of 13190022 in words is "thirteen million, one hundred ninety thousand, twenty-two".

Divisors: 1 2 3 6 9 18 67 134 201 402 603 1206 10937 21874 32811 65622 98433 196866 732779 1465558 2198337 4396674 6595011 13190022