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112312223 = 591903597
BaseRepresentation
bin1101011000110…
…11111110011111
321211100001101222
412230123332133
5212222442343
615051123555
72532431612
oct654337637
9254301358
10112312223
1158440921
12317435bb
131a36494a
1410cb8179
159cd7a68
hex6b1bf9f

112312223 has 4 divisors (see below), whose sum is σ = 114215880. Its totient is φ = 110408568.

The previous prime is 112312201. The next prime is 112312241. The reversal of 112312223 is 322213211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322213211 = 361789083.

It is a cyclic number.

It is not a de Polignac number, because 112312223 - 26 = 112312159 is a prime.

It is a super-2 number, since 2×1123122232 = 25228070870403458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112312423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951740 + ... + 951857.

It is an arithmetic number, because the mean of its divisors is an integer number (28553970).

Almost surely, 2112312223 is an apocalyptic number.

112312223 is a deficient number, since it is larger than the sum of its proper divisors (1903657).

112312223 is an equidigital number, since it uses as much as digits as its factorization.

112312223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903656.

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

The square root of 112312223 is about 10597.7461283048. The cubic root of 112312223 is about 482.4759550243.

Adding to 112312223 its reverse (322213211), we get a palindrome (434525434).

The spelling of 112312223 in words is "one hundred twelve million, three hundred twelve thousand, two hundred twenty-three".

Divisors: 1 59 1903597 112312223