Base | Representation |
---|---|
bin | 11011001101110… |
… | …00001101011000 |
3 | 120220120121120100 |
4 | 31212320031120 |
5 | 431420424022 |
6 | 34353055400 |
7 | 5441323404 |
oct | 1546701530 |
9 | 526517510 |
10 | 228295512 |
11 | 107959885 |
12 | 64557560 |
13 | 383b3503 |
14 | 2246a104 |
15 | 150981ac |
hex | d9b8358 |
228295512 has 48 divisors (see below), whose sum is σ = 619458840. Its totient is φ = 75955968.
The previous prime is 228295477. The next prime is 228295531. The reversal of 228295512 is 215592822.
228295512 is a `hidden beast` number, since 22 + 82 + 9 + 551 + 2 = 666.
228295512 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 is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40023 + ... + 45369.
Almost surely, 2228295512 is an apocalyptic number.
It is an amenable number.
228295512 is an abundant number, since it is smaller than the sum of its proper divisors (391163328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228295512 is a wasteful number, since it uses less digits than its factorization.
228295512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5952 (or 5945 counting only the distinct ones).
The product of its digits is 28800, while the sum is 36.
The square root of 228295512 is about 15109.4510820215. The cubic root of 228295512 is about 611.1752956742.
The spelling of 228295512 in words is "two hundred twenty-eight million, two hundred ninety-five thousand, five hundred twelve".
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