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227380308 = 22318948359
BaseRepresentation
bin11011000110110…
…00110001010100
3120211212010010220
431203120301110
5431202132213
634321314340
75430462231
oct1543306124
9524763126
10227380308
11107394211
12641959b0
1338152a7c
14222ac788
1514e66e23
hexd8d8c54

227380308 has 12 divisors (see below), whose sum is σ = 530554080. Its totient is φ = 75793432.

The previous prime is 227380291. The next prime is 227380331. The reversal of 227380308 is 803083722.

It is a happy number.

227380308 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 9474168 + ... + 9474191.

It is an arithmetic number, because the mean of its divisors is an integer number (44212840).

Almost surely, 2227380308 is an apocalyptic number.

It is an amenable number.

227380308 is an abundant number, since it is smaller than the sum of its proper divisors (303173772).

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

227380308 is a wasteful number, since it uses less digits than its factorization.

227380308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18948366 (or 18948364 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 227380308 is about 15079.1348558198. The cubic root of 227380308 is about 610.3574971536.

The spelling of 227380308 in words is "two hundred twenty-seven million, three hundred eighty thousand, three hundred eight".

Divisors: 1 2 3 4 6 12 18948359 37896718 56845077 75793436 113690154 227380308