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23000260 = 2251960527
BaseRepresentation
bin101011110111…
…1010011000100
31121021112102111
41113233103010
521342002020
62140550404
7366333103
oct127572304
947245374
1023000260
1111a8a488
127852404
1349c3c2a
1430aa03a
152044d5a
hex15ef4c4

23000260 has 24 divisors (see below), whose sum is σ = 50843520. Its totient is φ = 8715744.

The previous prime is 23000189. The next prime is 23000261. The reversal of 23000260 is 6200032.

It is a self number, because there is not a number n which added to its sum of digits gives 23000260.

It is not an unprimeable number, because it can be changed into a prime (23000261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29884 + ... + 30643.

It is an arithmetic number, because the mean of its divisors is an integer number (2118480).

Almost surely, 223000260 is an apocalyptic number.

23000260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23000260 is an abundant number, since it is smaller than the sum of its proper divisors (27843260).

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

23000260 is a wasteful number, since it uses less digits than its factorization.

23000260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60555 (or 60553 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 23000260 is about 4795.8586301099. The cubic root of 23000260 is about 284.3877695832.

Adding to 23000260 its reverse (6200032), we get a palindrome (29200292).

The spelling of 23000260 in words is "twenty-three million, two hundred sixty", and thus it is an aban number.

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 60527 121054 242108 302635 605270 1150013 1210540 2300026 4600052 5750065 11500130 23000260