Base | Representation |
---|---|
bin | 11001100000101… |
… | …100011110010010 |
3 | 1002211100201020012 |
4 | 121200230132102 |
5 | 1334032014140 |
6 | 110245314522 |
7 | 13414643552 |
oct | 3140543622 |
9 | 1084321205 |
10 | 428001170 |
11 | 1aa660683 |
12 | bb405a42 |
13 | 6a89683c |
14 | 40bb3162 |
15 | 27895265 |
hex | 1982c792 |
428001170 has 16 divisors (see below), whose sum is σ = 770719320. Its totient is φ = 171129984.
The previous prime is 428001157. The next prime is 428001199. The reversal of 428001170 is 71100824.
It can be written as a sum of positive squares in 4 ways, for example, as 420619081 + 7382089 = 20509^2 + 2717^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21734 + ... + 36446.
Almost surely, 2428001170 is an apocalyptic number.
428001170 is a deficient number, since it is larger than the sum of its proper divisors (342718150).
428001170 is a wasteful number, since it uses less digits than its factorization.
428001170 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17629.
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 428001170 is about 20688.1891426002. The cubic root of 428001170 is about 753.6128910413.
Adding to 428001170 its reverse (71100824), we get a palindrome (499101994).
The spelling of 428001170 in words is "four hundred twenty-eight million, one thousand, one hundred seventy".
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