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23425260 = 2235390421
BaseRepresentation
bin101100101011…
…1000011101100
31122002010102020
41121113003230
521444102020
62154030140
7403053135
oct131270354
948063366
1023425260
111224a821
127a18350
134b12501
14317ac8c
1520cac40
hex16570ec

23425260 has 24 divisors (see below), whose sum is σ = 65590896. Its totient is φ = 6246720.

The previous prime is 23425211. The next prime is 23425261. The reversal of 23425260 is 6252432.

It is a self number, because there is not a number n which added to its sum of digits gives 23425260.

It is not an unprimeable number, because it can be changed into a prime (23425261) 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, 195151 + ... + 195270.

It is an arithmetic number, because the mean of its divisors is an integer number (2732954).

Almost surely, 223425260 is an apocalyptic number.

23425260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23425260 is an abundant number, since it is smaller than the sum of its proper divisors (42165636).

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

23425260 is a wasteful number, since it uses less digits than its factorization.

23425260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390433 (or 390431 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 23425260 is about 4839.9648759056. The cubic root of 23425260 is about 286.1287339997.

Adding to 23425260 its reverse (6252432), we get a palindrome (29677692).

The spelling of 23425260 in words is "twenty-three million, four hundred twenty-five thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 390421 780842 1171263 1561684 1952105 2342526 3904210 4685052 5856315 7808420 11712630 23425260