Search a number
-
+
23300213 = 1973107157
BaseRepresentation
bin101100011100…
…0100001110101
31121211202212212
41120320201311
521431101323
62151223205
7402022436
oct130704165
947752785
1023300213
1112174882
127977b05
134a9a611
14314748d
1520a3b78
hex1638875

23300213 has 16 divisors (see below), whose sum is σ = 25254720. Its totient is φ = 21430656.

The previous prime is 23300209. The next prime is 23300227. The reversal of 23300213 is 31200332.

It is a cyclic number.

It is not a de Polignac number, because 23300213 - 22 = 23300209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23300113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148331 + ... + 148487.

It is an arithmetic number, because the mean of its divisors is an integer number (1578420).

Almost surely, 223300213 is an apocalyptic number.

It is an amenable number.

23300213 is a deficient number, since it is larger than the sum of its proper divisors (1954507).

23300213 is a wasteful number, since it uses less digits than its factorization.

23300213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 23300213 is about 4827.0294177682. The cubic root of 23300213 is about 285.6186949148.

Adding to 23300213 its reverse (31200332), we get a palindrome (54500545).

The spelling of 23300213 in words is "twenty-three million, three hundred thousand, two hundred thirteen".

Divisors: 1 19 73 107 157 1387 2033 2983 7811 11461 16799 148409 217759 319181 1226327 23300213