Base | Representation |
---|---|
bin | 10000110101110… |
… | …001000100100000 |
3 | 201200122000102001 |
4 | 100311301010200 |
5 | 1034311430310 |
6 | 44011333344 |
7 | 10000315600 |
oct | 2065610440 |
9 | 650560361 |
10 | 282530080 |
11 | 135532038 |
12 | 7a751254 |
13 | 466c2181 |
14 | 29746c00 |
15 | 19c0c93a |
hex | 10d71120 |
282530080 has 72 divisors (see below), whose sum is σ = 776474748. Its totient is φ = 96864768.
The previous prime is 282530077. The next prime is 282530147. The reversal of 282530080 is 80035282.
It can be written as a sum of positive squares in 2 ways, for example, as 257409936 + 25120144 = 16044^2 + 5012^2 .
It is a super-2 number, since 2×2825300802 = 159646492209612800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 10179 + ... + 25858.
Almost surely, 2282530080 is an apocalyptic number.
282530080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
282530080 is an abundant number, since it is smaller than the sum of its proper divisors (493944668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
282530080 is a wasteful number, since it uses less digits than its factorization.
282530080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36066 (or 36051 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 282530080 is about 16808.6311161855. The cubic root of 282530080 is about 656.1778468820.
The spelling of 282530080 in words is "two hundred eighty-two million, five hundred thirty thousand, eighty".
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