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225833808 = 2434704871
BaseRepresentation
bin11010111010111…
…11001101010000
3120201221112202010
431131133031100
5430303140213
634224222520
75411361414
oct1535371520
9521845663
10225833808
11106528312
126376aa40
1337a30b95
1421dc8d44
1514c5dac3
hexd75f350

225833808 has 20 divisors (see below), whose sum is σ = 583404128. Its totient is φ = 75277920.

The previous prime is 225833789. The next prime is 225833809. The reversal of 225833808 is 808338522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225833809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352388 + ... + 2352483.

Almost surely, 2225833808 is an apocalyptic number.

It is an amenable number.

225833808 is an abundant number, since it is smaller than the sum of its proper divisors (357570320).

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

225833808 is a wasteful number, since it uses less digits than its factorization.

225833808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4704882 (or 4704876 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 225833808 is about 15027.7678981278. The cubic root of 225833808 is about 608.9705902251.

The spelling of 225833808 in words is "two hundred twenty-five million, eight hundred thirty-three thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 4704871 9409742 14114613 18819484 28229226 37638968 56458452 75277936 112916904 225833808