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228084210 = 23252534269
BaseRepresentation
bin11011001100001…
…00100111110010
3120220011212201100
431212010213302
5431342143320
634344345230
75436453354
oct1546044762
9526155640
10228084210
11107825052
1264475216
133833b293
14224130d4
1515055790
hexd9849f2

228084210 has 24 divisors (see below), whose sum is σ = 593019180. Its totient is φ = 60822432.

The previous prime is 228084203. The next prime is 228084211. The reversal of 228084210 is 12480822.

228084210 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 can be written as a sum of positive squares in 2 ways, for example, as 226171521 + 1912689 = 15039^2 + 1383^2 .

It is not an unprimeable number, because it can be changed into a prime (228084211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1267045 + ... + 1267224.

Almost surely, 2228084210 is an apocalyptic number.

228084210 is an abundant number, since it is smaller than the sum of its proper divisors (364934970).

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

228084210 is a wasteful number, since it uses less digits than its factorization.

228084210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2534282 (or 2534279 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 228084210 is about 15102.4570848587. The cubic root of 228084210 is about 610.9866769479.

The spelling of 228084210 in words is "two hundred twenty-eight million, eighty-four thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2534269 5068538 7602807 12671345 15205614 22808421 25342690 38014035 45616842 76028070 114042105 228084210