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23093080 = 235577327
BaseRepresentation
bin101100000010…
…1111101011000
31121110020202021
41120011331120
521402434310
62142544224
7400200523
oct130057530
947406667
1023093080
111204319a
127898074
134a2725a
1430d1bba
1520625da
hex1605f58

23093080 has 16 divisors (see below), whose sum is σ = 51959520. Its totient is φ = 9237216.

The previous prime is 23093023. The next prime is 23093087. The reversal of 23093080 is 8039032.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23093087) 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, 288624 + ... + 288703.

It is an arithmetic number, because the mean of its divisors is an integer number (3247470).

Almost surely, 223093080 is an apocalyptic number.

23093080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23093080 is an abundant number, since it is smaller than the sum of its proper divisors (28866440).

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

23093080 is a wasteful number, since it uses less digits than its factorization.

23093080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577338 (or 577334 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 23093080 is about 4805.5259857793. The cubic root of 23093080 is about 284.7698151635.

The spelling of 23093080 in words is "twenty-three million, ninety-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 577327 1154654 2309308 2886635 4618616 5773270 11546540 23093080