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227104148 = 2289637933
BaseRepresentation
bin11011000100101…
…01010110010100
3120211100002022202
431202111112110
5431114313043
634311344032
75425232135
oct1542252624
9524302282
10227104148
11107215787
1264082018
133808716b
1422239c8c
1514e101b8
hexd895594

227104148 has 12 divisors (see below), whose sum is σ = 401898420. Its totient is φ = 112276032.

The previous prime is 227104147. The next prime is 227104201. The reversal of 227104148 is 841401722.

It can be written as a sum of positive squares in 2 ways, for example, as 14760964 + 212343184 = 3842^2 + 14572^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 227104148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227104147) by changing a digit.

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, 318611 + ... + 319322.

It is an arithmetic number, because the mean of its divisors is an integer number (33491535).

Almost surely, 2227104148 is an apocalyptic number.

It is an amenable number.

227104148 is a deficient number, since it is larger than the sum of its proper divisors (174794272).

227104148 is a wasteful number, since it uses less digits than its factorization.

227104148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638026 (or 638024 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 227104148 is about 15069.9750497471. The cubic root of 227104148 is about 610.1102980700.

The spelling of 227104148 in words is "two hundred twenty-seven million, one hundred four thousand, one hundred forty-eight".

Divisors: 1 2 4 89 178 356 637933 1275866 2551732 56776037 113552074 227104148