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204256212 = 22318239337
BaseRepresentation
bin11000010110010…
…11001111010100
3112020100021211220
430023023033110
5404242144322
632133530340
75030102106
oct1413131724
9466307756
10204256212
11a532a796
12584a39b0
1333417684
141d1ad576
1512dea55c
hexc2cb3d4

204256212 has 24 divisors (see below), whose sum is σ = 476910336. Its totient is φ = 68040768.

The previous prime is 204256211. The next prime is 204256231. The reversal of 204256212 is 212652402.

It is a happy number.

204256212 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204256211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17208 + ... + 26544.

It is an arithmetic number, because the mean of its divisors is an integer number (19871264).

Almost surely, 2204256212 is an apocalyptic number.

It is an amenable number.

204256212 is an abundant number, since it is smaller than the sum of its proper divisors (272654124).

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

204256212 is a wasteful number, since it uses less digits than its factorization.

204256212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11167 (or 11165 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 204256212 is about 14291.8232566737. The cubic root of 204256212 is about 588.9228762842.

The spelling of 204256212 in words is "two hundred four million, two hundred fifty-six thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1823 3646 5469 7292 9337 10938 18674 21876 28011 37348 56022 112044 17021351 34042702 51064053 68085404 102128106 204256212