Base | Representation |
---|---|
bin | 11011010001001… |
… | …01110000111111 |
3 | 120221102102010110 |
4 | 31220211300333 |
5 | 432024304010 |
6 | 34410441103 |
7 | 5445202605 |
oct | 1550456077 |
9 | 527372113 |
10 | 228744255 |
11 | 108135a43 |
12 | 64733193 |
13 | 3850c83c |
14 | 22545875 |
15 | 15136120 |
hex | da25c3f |
228744255 has 16 divisors (see below), whose sum is σ = 367567200. Its totient is φ = 121471488.
The previous prime is 228744247. The next prime is 228744277. The reversal of 228744255 is 552447822.
It is not a de Polignac number, because 228744255 - 23 = 228744247 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29230 + ... + 36219.
It is an arithmetic number, because the mean of its divisors is an integer number (22972950).
Almost surely, 2228744255 is an apocalyptic number.
228744255 is a deficient number, since it is larger than the sum of its proper divisors (138822945).
228744255 is a wasteful number, since it uses less digits than its factorization.
228744255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65690.
The product of its digits is 179200, while the sum is 39.
The square root of 228744255 is about 15124.2935372202. The cubic root of 228744255 is about 611.5754804049.
The spelling of 228744255 in words is "two hundred twenty-eight million, seven hundred forty-four thousand, two hundred fifty-five".
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