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225122110 = 2522512211
BaseRepresentation
bin11010110101100…
…01011100111110
3120200121101110221
431122301130332
5430112401420
634201051554
75402335453
oct1532613476
9520541427
10225122110
11106091634
1263486bba
1337841c65
1421c8182a
1514b6ccaa
hexd6b173e

225122110 has 8 divisors (see below), whose sum is σ = 405219816. Its totient is φ = 90048840.

The previous prime is 225122087. The next prime is 225122119. The reversal of 225122110 is 11221522.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225122119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11256096 + ... + 11256115.

It is an arithmetic number, because the mean of its divisors is an integer number (50652477).

Almost surely, 2225122110 is an apocalyptic number.

225122110 is a deficient number, since it is larger than the sum of its proper divisors (180097706).

225122110 is a wasteful number, since it uses less digits than its factorization.

225122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22512218.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 225122110 is about 15004.0697812294. The cubic root of 225122110 is about 608.3302089454.

Adding to 225122110 its reverse (11221522), we get a palindrome (236343632).

The spelling of 225122110 in words is "two hundred twenty-five million, one hundred twenty-two thousand, one hundred ten".

Divisors: 1 2 5 10 22512211 45024422 112561055 225122110