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23880193 = 34768819
BaseRepresentation
bin101101100011…
…0001000000001
31122221020110121
41123012020001
522103131233
62211500241
7406656361
oct133061001
948836417
1023880193
11125305a7
127bb7681
134c415bc
1432589a1
15216a92d
hex16c6201

23880193 has 4 divisors (see below), whose sum is σ = 23949360. Its totient is φ = 23811028.

The previous prime is 23880167. The next prime is 23880217. The reversal of 23880193 is 39108832.

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 23880193 - 25 = 23880161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23880113) 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, 34063 + ... + 34756.

It is an arithmetic number, because the mean of its divisors is an integer number (5987340).

Almost surely, 223880193 is an apocalyptic number.

It is an amenable number.

23880193 is a deficient number, since it is larger than the sum of its proper divisors (69167).

23880193 is an equidigital number, since it uses as much as digits as its factorization.

23880193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69166.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 23880193 is about 4886.7364365188. The cubic root of 23880193 is about 287.9691365139.

The spelling of 23880193 in words is "twenty-three million, eight hundred eighty thousand, one hundred ninety-three".

Divisors: 1 347 68819 23880193