Search a number
-
+
112310243 = 293872767
BaseRepresentation
bin1101011000110…
…11011111100011
321211022221200122
412230123133203
5212222411433
615051110455
72532423053
oct654333743
9254287618
10112310243
115843a391
123174242b
131a363a86
1410cb7563
159cd7198
hex6b1b7e3

112310243 has 4 divisors (see below), whose sum is σ = 116183040. Its totient is φ = 108437448.

The previous prime is 112310239. The next prime is 112310249. The reversal of 112310243 is 342013211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342013211 = 2911793559.

It is a cyclic number.

It is not a de Polignac number, because 112310243 - 22 = 112310239 is a prime.

It is a super-2 number, since 2×1123102432 = 25227181365438098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112310249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1936355 + ... + 1936412.

It is an arithmetic number, because the mean of its divisors is an integer number (29045760).

Almost surely, 2112310243 is an apocalyptic number.

112310243 is a deficient number, since it is larger than the sum of its proper divisors (3872797).

112310243 is an equidigital number, since it uses as much as digits as its factorization.

112310243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872796.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 112310243 is about 10597.6527118037. The cubic root of 112310243 is about 482.4731197496.

Adding to 112310243 its reverse (342013211), we get a palindrome (454323454).

The spelling of 112310243 in words is "one hundred twelve million, three hundred ten thousand, two hundred forty-three".

Divisors: 1 29 3872767 112310243