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23046613 = 197311681
BaseRepresentation
bin101011111101…
…0100111010101
31121100220000021
41113322213111
521344442423
62141545141
7366615202
oct127724725
947326007
1023046613
1112011297
1278751b1
134a0c065
1430bcca9
15205395d
hex15fa9d5

23046613 has 4 divisors (see below), whose sum is σ = 23060268. Its totient is φ = 23032960.

The previous prime is 23046607. The next prime is 23046631. The reversal of 23046613 is 31664032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8162449 + 14884164 = 2857^2 + 3858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23046613 is a prime.

It is a super-2 number, since 2×230466132 = 1062292741543538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23046313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3868 + ... + 7813.

It is an arithmetic number, because the mean of its divisors is an integer number (5765067).

Almost surely, 223046613 is an apocalyptic number.

It is an amenable number.

23046613 is a deficient number, since it is larger than the sum of its proper divisors (13655).

23046613 is a wasteful number, since it uses less digits than its factorization.

23046613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13654.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 23046613 is about 4800.6888047446. The cubic root of 23046613 is about 284.5786859858.

The spelling of 23046613 in words is "twenty-three million, forty-six thousand, six hundred thirteen".

Divisors: 1 1973 11681 23046613