Search a number
-
+
233320133 = 1912280007
BaseRepresentation
bin11011110100000…
…10111011000101
3121021000220001102
431322002323011
5434212221013
635052505445
75532121424
oct1572027305
9537026042
10233320133
1110a780962
126617b285
1339452567
1422db72bb
151573bd58
hexde82ec5

233320133 has 4 divisors (see below), whose sum is σ = 245600160. Its totient is φ = 221040108.

The previous prime is 233320123. The next prime is 233320141. The reversal of 233320133 is 331023332.

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 233320133 - 24 = 233320117 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 (233320123) 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, 6139985 + ... + 6140022.

It is an arithmetic number, because the mean of its divisors is an integer number (61400040).

Almost surely, 2233320133 is an apocalyptic number.

It is an amenable number.

233320133 is a deficient number, since it is larger than the sum of its proper divisors (12280027).

233320133 is a wasteful number, since it uses less digits than its factorization.

233320133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12280026.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 233320133 is about 15274.8202280747. The cubic root of 233320133 is about 615.6266404588.

Adding to 233320133 its reverse (331023332), we get a palindrome (564343465).

The spelling of 233320133 in words is "two hundred thirty-three million, three hundred twenty thousand, one hundred thirty-three".

Divisors: 1 19 12280007 233320133