Base | Representation |
---|---|
bin | 11110111000101… |
… | …110000001000110 |
3 | 1100010001112020011 |
4 | 132320232001012 |
5 | 2030123410110 |
6 | 123230300434 |
7 | 15561333346 |
oct | 3670560106 |
9 | 1303045204 |
10 | 518185030 |
11 | 2465580a0 |
12 | 12565771a |
13 | 8348137c |
14 | 4cb6ad26 |
15 | 3075b48a |
hex | 1ee2e046 |
518185030 has 16 divisors (see below), whose sum is σ = 1017527184. Its totient is φ = 188430880.
The previous prime is 518185027. The next prime is 518185049. The reversal of 518185030 is 30581815.
It is a super-2 number, since 2×5181850302 = 537031450632201800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 518184983 and 518185001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2355277 + ... + 2355496.
It is an arithmetic number, because the mean of its divisors is an integer number (63595449).
Almost surely, 2518185030 is an apocalyptic number.
518185030 is a deficient number, since it is larger than the sum of its proper divisors (499342154).
518185030 is a wasteful number, since it uses less digits than its factorization.
518185030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4710791.
The product of its (nonzero) digits is 4800, while the sum is 31.
The square root of 518185030 is about 22763.6778662851. The cubic root of 518185030 is about 803.2084846219.
The spelling of 518185030 in words is "five hundred eighteen million, one hundred eighty-five thousand, thirty".
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