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225057108 = 22318754759
BaseRepresentation
bin11010110101000…
…01100101010100
3120200111002022110
431122201211110
5430103311413
634155431020
75401645113
oct1532414524
9520432273
10225057108
11106047811
1263455470
133781b4b3
1421c65c7a
1514b588c3
hexd6a1954

225057108 has 12 divisors (see below), whose sum is σ = 525133280. Its totient is φ = 75019032.

The previous prime is 225057097. The next prime is 225057113. The reversal of 225057108 is 801750522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2250571082 = 101301403722647328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9377368 + ... + 9377391.

Almost surely, 2225057108 is an apocalyptic number.

It is an amenable number.

225057108 is an abundant number, since it is smaller than the sum of its proper divisors (300076172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225057108 is a wasteful number, since it uses less digits than its factorization.

225057108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18754766 (or 18754764 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 225057108 is about 15001.9034792256. The cubic root of 225057108 is about 608.2716533365.

The spelling of 225057108 in words is "two hundred twenty-five million, fifty-seven thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 18754759 37509518 56264277 75019036 112528554 225057108