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225194 = 21091033
BaseRepresentation
bin110110111110101010
3102102220112
4312332222
524201234
64454322
71625354
oct667652
9372815
10225194
11144212
12aa3a2
137b668
145c0d4
1546ace
hex36faa

225194 has 8 divisors (see below), whose sum is σ = 341220. Its totient is φ = 111456.

The previous prime is 225167. The next prime is 225217. The reversal of 225194 is 491522.

It can be written as a sum of positive squares in 2 ways, for example, as 190969 + 34225 = 437^2 + 185^2 .

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

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299 + ... + 734.

2225194 is an apocalyptic number.

225194 is a deficient number, since it is larger than the sum of its proper divisors (116026).

225194 is a wasteful number, since it uses less digits than its factorization.

225194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144.

The product of its digits is 720, while the sum is 23.

The square root of 225194 is about 474.5460989198. The cubic root of 225194 is about 60.8394956331.

The spelling of 225194 in words is "two hundred twenty-five thousand, one hundred ninety-four".

Divisors: 1 2 109 218 1033 2066 112597 225194