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23980793 = 191262147
BaseRepresentation
bin101101101111…
…0101011111001
31200010100110112
41123132223321
522114341133
62213554105
7410555564
oct133365371
950110415
1023980793
111259a141
128045935
134c78325
1432834db
15218a648
hex16deaf9

23980793 has 4 divisors (see below), whose sum is σ = 25242960. Its totient is φ = 22718628.

The previous prime is 23980771. The next prime is 23980811. The reversal of 23980793 is 39708932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23980793 - 216 = 23915257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23980793.

It is not an unprimeable number, because it can be changed into a prime (23980393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631055 + ... + 631092.

It is an arithmetic number, because the mean of its divisors is an integer number (6310740).

Almost surely, 223980793 is an apocalyptic number.

It is an amenable number.

23980793 is a deficient number, since it is larger than the sum of its proper divisors (1262167).

23980793 is a wasteful number, since it uses less digits than its factorization.

23980793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262166.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 23980793 is about 4897.0187869764. The cubic root of 23980793 is about 288.3729455046.

The spelling of 23980793 in words is "twenty-three million, nine hundred eighty thousand, seven hundred ninety-three".

Divisors: 1 19 1262147 23980793