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222196 = 22134273
BaseRepresentation
bin110110001111110100
3102021210111
4312033310
524102241
64432404
71613542
oct661764
9367714
10222196
11141a37
12a8704
137a1a0
145ad92
1545c81
hex363f4

222196 has 12 divisors (see below), whose sum is σ = 418852. Its totient is φ = 102528.

The previous prime is 222193. The next prime is 222197. The reversal of 222196 is 691222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45796 + 176400 = 214^2 + 420^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2085 + ... + 2188.

2222196 is an apocalyptic number.

222196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

222196 is a deficient number, since it is larger than the sum of its proper divisors (196656).

222196 is a wasteful number, since it uses less digits than its factorization.

222196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290 (or 4288 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 222196 is about 471.3767071038. The cubic root of 222196 is about 60.5683038870.

The spelling of 222196 in words is "two hundred twenty-two thousand, one hundred ninety-six".

Divisors: 1 2 4 13 26 52 4273 8546 17092 55549 111098 222196