Base | Representation |
---|---|
bin | 1101100101110… |
… | …0101101010110 |
3 | 10222021001012020 |
4 | 3121130231112 |
5 | 104043042323 |
6 | 5353434010 |
7 | 1261342014 |
oct | 331345526 |
9 | 128231166 |
10 | 57002838 |
11 | 2a1a4092 |
12 | 1710b906 |
13 | ba6a9b9 |
14 | 77db8b4 |
15 | 500eae3 |
hex | 365cb56 |
57002838 has 8 divisors (see below), whose sum is σ = 114005688. Its totient is φ = 19000944.
The previous prime is 57002797. The next prime is 57002849. The reversal of 57002838 is 83820075.
It is a sphenic number, since it is the product of 3 distinct primes.
57002838 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 a junction number, because it is equal to n+sod(n) for n = 57002799 and 57002808.
It is a congruent 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, 4750231 + ... + 4750242.
It is an arithmetic number, because the mean of its divisors is an integer number (14250711).
Almost surely, 257002838 is an apocalyptic number.
57002838 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.
57002838 is a wasteful number, since it uses less digits than its factorization.
57002838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9500478.
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 57002838 is about 7550.0223840728. The cubic root of 57002838 is about 384.8565001832.
The spelling of 57002838 in words is "fifty-seven million, two thousand, eight hundred thirty-eight".
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