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225908484 = 22323818509
BaseRepresentation
bin11010111011100…
…01011100000100
3120202002100011220
431131301130010
5430313032414
634230000340
75412122214
oct1535613404
9522070156
10225908484
1110657942a
12637a60b0
1337a58b79
1422008244
1514c75ca9
hexd771704

225908484 has 24 divisors (see below), whose sum is σ = 550038720. Its totient is φ = 72028704.

The previous prime is 225908467. The next prime is 225908509. The reversal of 225908484 is 484809522.

225908484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408979 + ... + 409530.

It is an arithmetic number, because the mean of its divisors is an integer number (22918280).

Almost surely, 2225908484 is an apocalyptic number.

It is an amenable number.

225908484 is an abundant number, since it is smaller than the sum of its proper divisors (324130236).

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

225908484 is a wasteful number, since it uses less digits than its factorization.

225908484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818539 (or 818537 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 225908484 is about 15030.2522932917. The cubic root of 225908484 is about 609.0377051782.

The spelling of 225908484 in words is "two hundred twenty-five million, nine hundred eight thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 818509 1637018 2455527 3274036 4911054 9822108 18825707 37651414 56477121 75302828 112954242 225908484