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112225 = 52672
BaseRepresentation
bin11011011001100001
312200221111
4123121201
512042400
62223321
7645121
oct333141
9180844
10112225
1177353
1254b41
133c109
142cc81
15233ba
hex1b661

112225 has 9 divisors (see below), whose sum is σ = 141267. Its totient is φ = 88440.

The previous prime is 112223. The next prime is 112237. The reversal of 112225 is 522211.

Adding to 112225 its reverse (522211), we get a palindrome (634436).

It can be divided in two parts, 112 and 225, that multiplied together give a triangular number (25200 = T224).

112225 = T334 + T335.

The square root of 112225 is 335.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 40401 + 71824 = 201^2 + 268^2 .

It is not a de Polignac number, because 112225 - 21 = 112223 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

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 8 ways as a sum of consecutive naturals, for example, 1642 + ... + 1708.

2112225 is an apocalyptic number.

112225 is the 335-th square number.

112225 is the 168-th centered octagonal number.

It is an amenable number.

112225 is a deficient number, since it is larger than the sum of its proper divisors (29042).

112225 is an frugal number, since it uses more digits than its factorization.

112225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 72 counting only the distinct ones).

The product of its digits is 40, while the sum is 13.

The cubic root of 112225 is about 48.2351023834.

The spelling of 112225 in words is "one hundred twelve thousand, two hundred twenty-five".

Divisors: 1 5 25 67 335 1675 4489 22445 112225