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13190764 = 223297691
BaseRepresentation
bin110010010100…
…011001101100
3220211011022211
4302110121230
511334101024
61150420204
7220056016
oct62243154
926734284
1013190764
11749a464
124501664
13296acb2
141a751b6
151258594
hexc9466c

13190764 has 6 divisors (see below), whose sum is σ = 23083844. Its totient is φ = 6595380.

The previous prime is 13190761. The next prime is 13190773. The reversal of 13190764 is 46709131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13190761) 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 as a sum of consecutive naturals, namely, 1648842 + ... + 1648849.

Almost surely, 213190764 is an apocalyptic number.

It is an amenable number.

13190764 is a deficient number, since it is larger than the sum of its proper divisors (9893080).

13190764 is a wasteful number, since it uses less digits than its factorization.

13190764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297695 (or 3297693 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 13190764 is about 3631.9091398327. The cubic root of 13190764 is about 236.2780167030.

Adding to 13190764 its reverse (46709131), we get a palindrome (59899895).

The spelling of 13190764 in words is "thirteen million, one hundred ninety thousand, seven hundred sixty-four".

Divisors: 1 2 4 3297691 6595382 13190764