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23369964 = 2231947497
BaseRepresentation
bin101100100100…
…1100011101100
31121222022120020
41121021203230
521440314324
62152522140
7402433002
oct131114354
947868506
1023369964
1112212222
1279b0350
134ac32a7
143164a72
1520b9679
hex16498ec

23369964 has 12 divisors (see below), whose sum is σ = 54529944. Its totient is φ = 7789984.

The previous prime is 23369947. The next prime is 23369971. The reversal of 23369964 is 46996332.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×233699642 = 1092310434722592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973737 + ... + 973760.

It is an arithmetic number, because the mean of its divisors is an integer number (4544162).

Almost surely, 223369964 is an apocalyptic number.

It is an amenable number.

23369964 is an abundant number, since it is smaller than the sum of its proper divisors (31159980).

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

23369964 is a wasteful number, since it uses less digits than its factorization.

23369964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947504 (or 1947502 counting only the distinct ones).

The product of its digits is 209952, while the sum is 42.

The square root of 23369964 is about 4834.2490626777. The cubic root of 23369964 is about 285.9034182497.

The spelling of 23369964 in words is "twenty-three million, three hundred sixty-nine thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 1947497 3894994 5842491 7789988 11684982 23369964