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23124996 = 2232642361
BaseRepresentation
bin101100000110…
…1110000000100
31121111212112100
41120031300010
521404444441
62143352100
7400362546
oct130156004
947455470
1023124996
1112065174
1278b2630
134a3893b
1430dd696
15206bcb6
hex160dc04

23124996 has 18 divisors (see below), whose sum is σ = 58454942. Its totient is φ = 7708320.

The previous prime is 23124989. The next prime is 23125007. The reversal of 23124996 is 69942132.

It can be written as a sum of positive squares in only one way, i.e., 21958596 + 1166400 = 4686^2 + 1080^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 642361 = 23124996 / (2 + 3 + 1 + 2 + 4 + 9 + 9 + 6).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 23124996.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 321145 + ... + 321216.

Almost surely, 223124996 is an apocalyptic number.

It is an amenable number.

23124996 is an abundant number, since it is smaller than the sum of its proper divisors (35329946).

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

23124996 is a wasteful number, since it uses less digits than its factorization.

23124996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642371 (or 642366 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 23124996 is about 4808.8455995176. The cubic root of 23124996 is about 284.9009443385.

The spelling of 23124996 in words is "twenty-three million, one hundred twenty-four thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 36 642361 1284722 1927083 2569444 3854166 5781249 7708332 11562498 23124996