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23364813 = 319409909
BaseRepresentation
bin101100100100…
…0010011001101
31121222001111110
41121020103031
521440133223
62152442233
7402411663
oct131102315
947861443
1023364813
111220936a
1279a9379
134ac0b44
143162c33
1520b7d93
hex16484cd

23364813 has 8 divisors (see below), whose sum is σ = 32792800. Its totient is φ = 14756688.

The previous prime is 23364811. The next prime is 23364821. The reversal of 23364813 is 31846332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23364813 - 21 = 23364811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23364811) 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 7 ways as a sum of consecutive naturals, for example, 204898 + ... + 205011.

It is an arithmetic number, because the mean of its divisors is an integer number (4099100).

Almost surely, 223364813 is an apocalyptic number.

It is an amenable number.

23364813 is a deficient number, since it is larger than the sum of its proper divisors (9427987).

23364813 is a wasteful number, since it uses less digits than its factorization.

23364813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409931.

The product of its digits is 10368, while the sum is 30.

The square root of 23364813 is about 4833.7162721864. The cubic root of 23364813 is about 285.8824112751.

The spelling of 23364813 in words is "twenty-three million, three hundred sixty-four thousand, eight hundred thirteen".

Divisors: 1 3 19 57 409909 1229727 7788271 23364813