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112330231 = 138640787
BaseRepresentation
bin1101011001000…
…00010111110111
321211100222002221
412230200113313
5212224031411
615051343211
72532535246
oct654402767
9254328087
10112330231
1158453402
1231751b07
131a36cbc0
1410cc095d
159cdd071
hex6b205f7

112330231 has 4 divisors (see below), whose sum is σ = 120971032. Its totient is φ = 103689432.

The previous prime is 112330213. The next prime is 112330301. The reversal of 112330231 is 132033211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112330231 - 29 = 112329719 is a prime.

It is a super-2 number, since 2×1123302312 = 25236161593026722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112331231) 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, 4320381 + ... + 4320406.

It is an arithmetic number, because the mean of its divisors is an integer number (30242758).

Almost surely, 2112330231 is an apocalyptic number.

112330231 is a deficient number, since it is larger than the sum of its proper divisors (8640801).

112330231 is an equidigital number, since it uses as much as digits as its factorization.

112330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8640800.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 112330231 is about 10598.5957088663. The cubic root of 112330231 is about 482.5017401747.

Adding to 112330231 its reverse (132033211), we get a palindrome (244363442).

The spelling of 112330231 in words is "one hundred twelve million, three hundred thirty thousand, two hundred thirty-one".

Divisors: 1 13 8640787 112330231