Base | Representation |
---|---|
bin | 11001100010101… |
… | …011111010011010 |
3 | 1002212100020021020 |
4 | 121202223322122 |
5 | 1334200220122 |
6 | 110304423310 |
7 | 13422246444 |
oct | 3142537232 |
9 | 1085306236 |
10 | 428523162 |
11 | 1aa987881 |
12 | bb617b36 |
13 | 6aa1a302 |
14 | 40cab494 |
15 | 27949c5c |
hex | 198abe9a |
428523162 has 8 divisors (see below), whose sum is σ = 857046336. Its totient is φ = 142841052.
The previous prime is 428523133. The next prime is 428523181. The reversal of 428523162 is 261325824.
It is a sphenic number, since it is the product of 3 distinct primes.
428523162 is an admirable number.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35710258 + ... + 35710269.
It is an arithmetic number, because the mean of its divisors is an integer number (107130792).
Almost surely, 2428523162 is an apocalyptic number.
428523162 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428523162 is a wasteful number, since it uses less digits than its factorization.
428523162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71420532.
The product of its digits is 23040, while the sum is 33.
The square root of 428523162 is about 20700.8009989952. The cubic root of 428523162 is about 753.9191363770.
Adding to 428523162 its reverse (261325824), we get a palindrome (689848986).
The spelling of 428523162 in words is "four hundred twenty-eight million, five hundred twenty-three thousand, one hundred sixty-two".
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