Search a number
-
+
23064817 = 67344251
BaseRepresentation
bin101011111111…
…1000011110001
31121101210222111
41113333003301
521401033232
62142205321
7400022236
oct127770361
947353874
1023064817
1112023a36
127883841
134a17429
1430c578d
152059047
hex15ff0f1

23064817 has 4 divisors (see below), whose sum is σ = 23409136. Its totient is φ = 22720500.

The previous prime is 23064799. The next prime is 23064829. The reversal of 23064817 is 71846032.

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 a de Polignac number, because none of the positive numbers 2k-23064817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23064887) 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, 172059 + ... + 172192.

It is an arithmetic number, because the mean of its divisors is an integer number (5852284).

Almost surely, 223064817 is an apocalyptic number.

It is an amenable number.

23064817 is a deficient number, since it is larger than the sum of its proper divisors (344319).

23064817 is an equidigital number, since it uses as much as digits as its factorization.

23064817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344318.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 23064817 is about 4802.5844084201. The cubic root of 23064817 is about 284.6535936959.

The spelling of 23064817 in words is "twenty-three million, sixty-four thousand, eight hundred seventeen".

Divisors: 1 67 344251 23064817