Search a number
-
+
23223898 = 231834513
BaseRepresentation
bin101100010010…
…1111001011010
31121200220012101
41120211321122
521421131043
62145434014
7401254105
oct130457132
947626171
1023223898
1112122505
12793b90a
134a71969
14312773c
15208b24d
hex1625e5a

23223898 has 16 divisors (see below), whose sum is σ = 36400896. Its totient is φ = 11099520.

The previous prime is 23223877. The next prime is 23223899. The reversal of 23223898 is 89832232.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23223899) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2890 + ... + 7402.

It is an arithmetic number, because the mean of its divisors is an integer number (2275056).

Almost surely, 223223898 is an apocalyptic number.

23223898 is a deficient number, since it is larger than the sum of its proper divisors (13176998).

23223898 is a wasteful number, since it uses less digits than its factorization.

23223898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4629.

The product of its digits is 41472, while the sum is 37.

The square root of 23223898 is about 4819.1179690894. The cubic root of 23223898 is about 285.3065256474.

The spelling of 23223898 in words is "twenty-three million, two hundred twenty-three thousand, eight hundred ninety-eight".

Divisors: 1 2 31 62 83 166 2573 4513 5146 9026 139903 279806 374579 749158 11611949 23223898