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23930123 = 711330253
BaseRepresentation
bin101101101001…
…0010100001011
31200000202221212
41123102110023
522111230443
62212523335
7410255060
oct133222413
950022855
1023930123
1112565068
12802054b
134c5b249
14326cc67
15217a618
hex16d250b

23930123 has 8 divisors (see below), whose sum is σ = 27591648. Its totient is φ = 20329344.

The previous prime is 23930087. The next prime is 23930129. The reversal of 23930123 is 32103932.

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

It is not a de Polignac number, because 23930123 - 210 = 23929099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23930129) 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, 14336 + ... + 15917.

It is an arithmetic number, because the mean of its divisors is an integer number (3448956).

Almost surely, 223930123 is an apocalyptic number.

23930123 is a deficient number, since it is larger than the sum of its proper divisors (3661525).

23930123 is a wasteful number, since it uses less digits than its factorization.

23930123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30373.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 23930123 is about 4891.8424954203. The cubic root of 23930123 is about 288.1696972831.

The spelling of 23930123 in words is "twenty-three million, nine hundred thirty thousand, one hundred twenty-three".

Divisors: 1 7 113 791 30253 211771 3418589 23930123