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112229 = 138997
BaseRepresentation
bin11011011001100101
312200221122
4123121211
512042404
62223325
7645125
oct333145
9180848
10112229
1177357
1254b45
133c110
142cc85
15233be
hex1b665

112229 has 8 divisors (see below), whose sum is σ = 123480. Its totient is φ = 101376.

The previous prime is 112223. The next prime is 112237. The reversal of 112229 is 922211.

112229 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 4 ways, for example, as 4 + 112225 = 2^2 + 335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112229 - 24 = 112213 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1109 + ... + 1205.

It is an arithmetic number, because the mean of its divisors is an integer number (15435).

2112229 is an apocalyptic number.

It is an amenable number.

112229 is a deficient number, since it is larger than the sum of its proper divisors (11251).

112229 is an equidigital number, since it uses as much as digits as its factorization.

112229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199.

The product of its digits is 72, while the sum is 17.

The square root of 112229 is about 335.0059700961. The cubic root of 112229 is about 48.2356754528.

The spelling of 112229 in words is "one hundred twelve thousand, two hundred twenty-nine".

Divisors: 1 13 89 97 1157 1261 8633 112229