Base | Representation |
---|---|
bin | 11011010000110… |
… | …01110100010111 |
3 | 120221022221000000 |
4 | 31220121310113 |
5 | 432021222234 |
6 | 34405422343 |
7 | 5444610126 |
oct | 1550316427 |
9 | 527287000 |
10 | 228695319 |
11 | 1081021a6 |
12 | 6470a9b3 |
13 | 384c3498 |
14 | 22531abd |
15 | 15126899 |
hex | da19d17 |
228695319 has 14 divisors (see below), whose sum is σ = 342887216. Its totient is φ = 152463060.
The previous prime is 228695309. The next prime is 228695353. The reversal of 228695319 is 913596822.
It is not a de Polignac number, because 228695319 - 25 = 228695287 is a prime.
It is a super-2 number, since 2×2286953192 = 104603097865023522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228695309) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 156127 + ... + 157584.
It is an arithmetic number, because the mean of its divisors is an integer number (24491944).
Almost surely, 2228695319 is an apocalyptic number.
228695319 is a deficient number, since it is larger than the sum of its proper divisors (114191897).
228695319 is an frugal number, since it uses more digits than its factorization.
228695319 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 313729 (or 313714 counting only the distinct ones).
The product of its digits is 233280, while the sum is 45.
The square root of 228695319 is about 15122.6756561132. The cubic root of 228695319 is about 611.5318651861.
The spelling of 228695319 in words is "two hundred twenty-eight million, six hundred ninety-five thousand, three hundred nineteen".
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