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23269797 = 328331151
BaseRepresentation
bin101100011000…
…1000110100101
31121210020011100
41120301012211
521424113142
62150430313
7401534655
oct130610645
947706140
1023269797
1112153a41
127962399
134a89815
14313a365
152099b4c
hex16311a5

23269797 has 12 divisors (see below), whose sum is σ = 34017984. Its totient is φ = 15325800.

The previous prime is 23269769. The next prime is 23269801. The reversal of 23269797 is 79796232.

It is a happy number.

It is not a de Polignac number, because 23269797 - 26 = 23269733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23269297) 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 in 11 ways as a sum of consecutive naturals, for example, 14829 + ... + 16322.

It is an arithmetic number, because the mean of its divisors is an integer number (2834832).

Almost surely, 223269797 is an apocalyptic number.

It is an amenable number.

23269797 is a deficient number, since it is larger than the sum of its proper divisors (10748187).

23269797 is a wasteful number, since it uses less digits than its factorization.

23269797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31240 (or 31237 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 23269797 is about 4823.8777969596. The cubic root of 23269797 is about 285.4943589824.

The spelling of 23269797 in words is "twenty-three million, two hundred sixty-nine thousand, seven hundred ninety-seven".

Divisors: 1 3 9 83 249 747 31151 93453 280359 2585533 7756599 23269797