Base | Representation |
---|---|
bin | 11101010111100… |
… | …010000110000100 |
3 | 1021100010011121220 |
4 | 131113202012010 |
5 | 2002113130403 |
6 | 120520240340 |
7 | 15131644065 |
oct | 3527420604 |
9 | 1240104556 |
10 | 492708228 |
11 | 233136a91 |
12 | 1190100b0 |
13 | 7b10113c |
14 | 4961856c |
15 | 2d3c7953 |
hex | 1d5e2184 |
492708228 has 24 divisors (see below), whose sum is σ = 1210161120. Its totient is φ = 155592000.
The previous prime is 492708221. The next prime is 492708239. The reversal of 492708228 is 822807294.
It is a super-2 number, since 2×4927082282 = 485522795877799968, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 492708228.
It is not an unprimeable number, because it can be changed into a prime (492708221) by changing a digit.
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, 1080273 + ... + 1080728.
It is an arithmetic number, because the mean of its divisors is an integer number (50423380).
Almost surely, 2492708228 is an apocalyptic number.
It is an amenable number.
492708228 is an abundant number, since it is smaller than the sum of its proper divisors (717452892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492708228 is a wasteful number, since it uses less digits than its factorization.
492708228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2161027 (or 2161025 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 492708228 is about 22197.0319637559. The cubic root of 492708228 is about 789.8232943452.
The spelling of 492708228 in words is "four hundred ninety-two million, seven hundred eight thousand, two hundred twenty-eight".
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