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23250260 = 22511105683
BaseRepresentation
bin101100010110…
…0010101010100
31121202020100202
41120230111110
521423002020
62150200032
7401424005
oct130542524
947666322
1023250260
11121402a0
127953018
134a80967
1431331ac
152093e75
hex162c554

23250260 has 24 divisors (see below), whose sum is σ = 53264736. Its totient is φ = 8454560.

The previous prime is 23250251. The next prime is 23250277. The reversal of 23250260 is 6205232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52622 + ... + 53061.

It is an arithmetic number, because the mean of its divisors is an integer number (2219364).

Almost surely, 223250260 is an apocalyptic number.

23250260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23250260 is an abundant number, since it is smaller than the sum of its proper divisors (30014476).

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

23250260 is a wasteful number, since it uses less digits than its factorization.

23250260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105703 (or 105701 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 23250260 is about 4821.8523411652. The cubic root of 23250260 is about 285.4144375718.

Adding to 23250260 its reverse (6205232), we get a palindrome (29455492).

The spelling of 23250260 in words is "twenty-three million, two hundred fifty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 105683 211366 422732 528415 1056830 1162513 2113660 2325026 4650052 5812565 11625130 23250260