Base | Representation |
---|---|
bin | 10000111110010… |
… | …110011000110010 |
3 | 201211212022211110 |
4 | 100332112120302 |
5 | 1040400430312 |
6 | 44131454150 |
7 | 10025406426 |
oct | 2076263062 |
9 | 654768743 |
10 | 284780082 |
11 | 136829544 |
12 | 7b457356 |
13 | 46ccc332 |
14 | 29b70b86 |
15 | 1a00443c |
hex | 10f96632 |
284780082 has 32 divisors (see below), whose sum is σ = 574801920. Its totient is φ = 94058000.
The previous prime is 284780053. The next prime is 284780123. The reversal of 284780082 is 280087482.
It is a self number, because there is not a number n which added to its sum of digits gives 284780082.
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, 395719 + ... + 396437.
It is an arithmetic number, because the mean of its divisors is an integer number (17962560).
Almost surely, 2284780082 is an apocalyptic number.
284780082 is an abundant number, since it is smaller than the sum of its proper divisors (290021838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
284780082 is a wasteful number, since it uses less digits than its factorization.
284780082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1238.
The product of its (nonzero) digits is 57344, while the sum is 39.
The square root of 284780082 is about 16875.4283501190. The cubic root of 284780082 is about 657.9151244139.
The spelling of 284780082 in words is "two hundred eighty-four million, seven hundred eighty thousand, eighty-two".
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