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23806874 = 2713130807
BaseRepresentation
bin101101011010…
…0001110011010
31122210111220002
41122310032122
522043304444
62210133002
7406232540
oct132641632
948714802
1023806874
1112490503
127b81162
134c17110
143239d90
152153d4e
hex16b439a

23806874 has 16 divisors (see below), whose sum is σ = 43951488. Its totient is φ = 9418032.

The previous prime is 23806847. The next prime is 23806879. The reversal of 23806874 is 47860832.

It is not an unprimeable number, because it can be changed into a prime (23806879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65222 + ... + 65585.

It is an arithmetic number, because the mean of its divisors is an integer number (2746968).

Almost surely, 223806874 is an apocalyptic number.

23806874 is a deficient number, since it is larger than the sum of its proper divisors (20144614).

23806874 is a wasteful number, since it uses less digits than its factorization.

23806874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130829.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 23806874 is about 4879.2288325103. The cubic root of 23806874 is about 287.6741185979.

The spelling of 23806874 in words is "twenty-three million, eight hundred six thousand, eight hundred seventy-four".

Divisors: 1 2 7 13 14 26 91 182 130807 261614 915649 1700491 1831298 3400982 11903437 23806874