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227225385 = 33513912109
BaseRepresentation
bin11011000101100…
…10111100101001
3120211120020122000
431202302330221
5431132203020
634314121213
75426245452
oct1542627451
9524506560
10227225385
11107298882
1264120209
13380ca3ba
142226c129
1514e36090
hexd8b2f29

227225385 has 32 divisors (see below), whose sum is σ = 406896000. Its totient is φ = 120305088.

The previous prime is 227225371. The next prime is 227225419. The reversal of 227225385 is 583522722.

It is a happy number.

227225385 is a `hidden beast` number, since 2 + 272 + 2 + 5 + 385 = 666.

It is not a de Polignac number, because 227225385 - 214 = 227209001 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12711 + ... + 24819.

It is an arithmetic number, because the mean of its divisors is an integer number (12715500).

Almost surely, 2227225385 is an apocalyptic number.

It is an amenable number.

227225385 is a deficient number, since it is larger than the sum of its proper divisors (179670615).

227225385 is a wasteful number, since it uses less digits than its factorization.

227225385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12262 (or 12256 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 227225385 is about 15073.9969815573. The cubic root of 227225385 is about 610.2188456012.

The spelling of 227225385 in words is "two hundred twenty-seven million, two hundred twenty-five thousand, three hundred eighty-five".