Base | Representation |
---|---|
bin | 11011001110011… |
… | …10001101001010 |
3 | 120220202012011022 |
4 | 31213032031022 |
5 | 431431314420 |
6 | 34355032442 |
7 | 5442150155 |
oct | 1547161512 |
9 | 526665138 |
10 | 228385610 |
11 | 107a10542 |
12 | 6459b722 |
13 | 3841551b |
14 | 22490c9c |
15 | 150b4c25 |
hex | d9ce34a |
228385610 has 16 divisors (see below), whose sum is σ = 416726856. Its totient is φ = 90102528.
The previous prime is 228385609. The next prime is 228385613. The reversal of 228385610 is 16583822.
It can be written as a sum of positive squares in 4 ways, for example, as 223532401 + 4853209 = 14951^2 + 2203^2 .
It is not an unprimeable number, because it can be changed into a prime (228385613) 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, 155699 + ... + 157158.
Almost surely, 2228385610 is an apocalyptic number.
228385610 is a deficient number, since it is larger than the sum of its proper divisors (188341246).
228385610 is a wasteful number, since it uses less digits than its factorization.
228385610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 312937.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 228385610 is about 15112.4322992694. The cubic root of 228385610 is about 611.2556862593.
The spelling of 228385610 in words is "two hundred twenty-eight million, three hundred eighty-five thousand, six hundred ten".
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