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23428674 = 2322356591
BaseRepresentation
bin101100101011…
…1111001000010
31122002022002200
41121113321002
521444204144
62154054030
7403066113
oct131277102
948068080
1023428674
1112252345
127a1a316
134b13c29
14317c20a
1520cbc69
hex1657e42

23428674 has 24 divisors (see below), whose sum is σ = 52970112. Its totient is φ = 7469880.

The previous prime is 23428673. The next prime is 23428739. The reversal of 23428674 is 47682432.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23428673) 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 11 ways as a sum of consecutive naturals, for example, 27882 + ... + 28709.

It is an arithmetic number, because the mean of its divisors is an integer number (2207088).

Almost surely, 223428674 is an apocalyptic number.

23428674 is an abundant number, since it is smaller than the sum of its proper divisors (29541438).

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

23428674 is a wasteful number, since it uses less digits than its factorization.

23428674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56622 (or 56619 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 23428674 is about 4840.3175515662. The cubic root of 23428674 is about 286.1426334690.

The spelling of 23428674 in words is "twenty-three million, four hundred twenty-eight thousand, six hundred seventy-four".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 56591 113182 169773 339546 509319 1018638 1301593 2603186 3904779 7809558 11714337 23428674