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23406613 = 194130047
BaseRepresentation
bin101100101001…
…0100000010101
31122001011211121
41121102200111
521443002423
62153403541
7402644566
oct131224025
948034747
1023406613
111223780a
127a095b1
134b06b89
14317416d
1520c545d
hex1652815

23406613 has 8 divisors (see below), whose sum is σ = 25240320. Its totient is φ = 21633120.

The previous prime is 23406589. The next prime is 23406619. The reversal of 23406613 is 31660432.

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

It is a cyclic number.

It is not a de Polignac number, because 23406613 - 29 = 23406101 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 (23406619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14245 + ... + 15802.

It is an arithmetic number, because the mean of its divisors is an integer number (3155040).

Almost surely, 223406613 is an apocalyptic number.

It is an amenable number.

23406613 is a deficient number, since it is larger than the sum of its proper divisors (1833707).

23406613 is a wasteful number, since it uses less digits than its factorization.

23406613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30107.

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

The square root of 23406613 is about 4838.0381354429. The cubic root of 23406613 is about 286.0527923475.

The spelling of 23406613 in words is "twenty-three million, four hundred six thousand, six hundred thirteen".

Divisors: 1 19 41 779 30047 570893 1231927 23406613