Base | Representation |
---|---|
bin | 11011001010000… |
… | …10001010101100 |
3 | 120212200001022221 |
4 | 31211002022230 |
5 | 431304441022 |
6 | 34334445124 |
7 | 5434240651 |
oct | 1545021254 |
9 | 525601287 |
10 | 227812012 |
11 | 10765959a |
12 | 643637a4 |
13 | 3827440c |
14 | 22381c28 |
15 | 14eeecc7 |
hex | d9422ac |
227812012 has 12 divisors (see below), whose sum is σ = 398789440. Its totient is φ = 113872176.
The previous prime is 227811977. The next prime is 227812021. The reversal of 227812012 is 210218722.
It is a super-2 number, since 2×2278120122 = 103796625622976288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12418 + ... + 24694.
Almost surely, 2227812012 is an apocalyptic number.
It is an amenable number.
227812012 is a deficient number, since it is larger than the sum of its proper divisors (170977428).
227812012 is a wasteful number, since it uses less digits than its factorization.
227812012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16920 (or 16918 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 25.
The square root of 227812012 is about 15093.4426821716. The cubic root of 227812012 is about 610.7435276395.
The spelling of 227812012 in words is "two hundred twenty-seven million, eight hundred twelve thousand, twelve".
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