Base | Representation |
---|---|
bin | 1111010010100… |
… | …11111111001010 |
3 | 22221100210202012 |
4 | 13221103333022 |
5 | 230314122112 |
6 | 20421135522 |
7 | 3115164560 |
oct | 751237712 |
9 | 287323665 |
10 | 128270282 |
11 | 664503a8 |
12 | 36b5a5a2 |
13 | 2076139a |
14 | 1306da30 |
15 | b3db022 |
hex | 7a53fca |
128270282 has 16 divisors (see below), whose sum is σ = 224042112. Its totient is φ = 53935440.
The previous prime is 128270249. The next prime is 128270291. The reversal of 128270282 is 282072821.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85694 + ... + 87177.
It is an arithmetic number, because the mean of its divisors is an integer number (14002632).
Almost surely, 2128270282 is an apocalyptic number.
128270282 is a deficient number, since it is larger than the sum of its proper divisors (95771830).
128270282 is a wasteful number, since it uses less digits than its factorization.
128270282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172933.
The product of its (nonzero) digits is 7168, while the sum is 32.
The square root of 128270282 is about 11325.6470896810. The cubic root of 128270282 is about 504.3228934725.
The spelling of 128270282 in words is "one hundred twenty-eight million, two hundred seventy thousand, two hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •