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234392113 = 1912336427
BaseRepresentation
bin11011111100010…
…00101000110001
3121100001100112101
431332020220301
5440001021423
635131500401
75544204634
oct1576105061
9540040471
10234392113
1111034329a
12665b7701
1339739477
14231b5c1b
151589e7ad
hexdf88a31

234392113 has 4 divisors (see below), whose sum is σ = 246728560. Its totient is φ = 222055668.

The previous prime is 234392111. The next prime is 234392159. The reversal of 234392113 is 311293432.

234392113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 234392113 - 21 = 234392111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234392111) 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, 6168195 + ... + 6168232.

It is an arithmetic number, because the mean of its divisors is an integer number (61682140).

Almost surely, 2234392113 is an apocalyptic number.

It is an amenable number.

234392113 is a deficient number, since it is larger than the sum of its proper divisors (12336447).

234392113 is a wasteful number, since it uses less digits than its factorization.

234392113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12336446.

The product of its digits is 3888, while the sum is 28.

The square root of 234392113 is about 15309.8697904326. The cubic root of 234392113 is about 616.5680241862.

It can be divided in two parts, 23439 and 2113, that added together give a palindrome (25552).

The spelling of 234392113 in words is "two hundred thirty-four million, three hundred ninety-two thousand, one hundred thirteen".

Divisors: 1 19 12336427 234392113