Search a number
-
+
23923806 = 233987301
BaseRepresentation
bin101101101000…
…0110001011110
31200000110021220
41123100301132
522111030211
62212434210
7410230464
oct133206136
950013256
1023923806
1112560345
128018966
134c583ca
14326a834
152178806
hex16d0c5e

23923806 has 8 divisors (see below), whose sum is σ = 47847624. Its totient is φ = 7974600.

The previous prime is 23923759. The next prime is 23923819. The reversal of 23923806 is 60832932.

It is a sphenic number, since it is the product of 3 distinct primes.

23923806 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1993645 + ... + 1993656.

It is an arithmetic number, because the mean of its divisors is an integer number (5980953).

Almost surely, 223923806 is an apocalyptic number.

23923806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23923806 is a wasteful number, since it uses less digits than its factorization.

23923806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987306.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 23923806 is about 4891.1967860637. The cubic root of 23923806 is about 288.1443383359.

The spelling of 23923806 in words is "twenty-three million, nine hundred twenty-three thousand, eight hundred six".

Divisors: 1 2 3 6 3987301 7974602 11961903 23923806