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23525012 = 227840179
BaseRepresentation
bin101100110111…
…1011010010100
31122021012020202
41121233122110
522010300022
62200120032
7403650020
oct131573224
948235222
1023525012
1112308765
127a66018
134b48a34
1431a5380
1520ea592
hex166f694

23525012 has 12 divisors (see below), whose sum is σ = 47050080. Its totient is φ = 10082136.

The previous prime is 23524997. The next prime is 23525017. The reversal of 23525012 is 21052532.

23525012 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23525017) 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, 420062 + ... + 420117.

It is an arithmetic number, because the mean of its divisors is an integer number (3920840).

Almost surely, 223525012 is an apocalyptic number.

It is an amenable number.

23525012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23525012 is a wasteful number, since it uses less digits than its factorization.

23525012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840190 (or 840188 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 23525012 is about 4850.2589621586. The cubic root of 23525012 is about 286.5343004070.

Adding to 23525012 its reverse (21052532), we get a palindrome (44577544).

The spelling of 23525012 in words is "twenty-three million, five hundred twenty-five thousand, twelve".

Divisors: 1 2 4 7 14 28 840179 1680358 3360716 5881253 11762506 23525012