Base | Representation |
---|---|
bin | 111001110011… |
… | …1111110111010 |
3 | 2010000220221211 |
4 | 1303213332322 |
5 | 30224412310 |
6 | 3001353334 |
7 | 515430211 |
oct | 163477672 |
9 | 63026854 |
10 | 30310330 |
11 | 16122666 |
12 | a19884a |
13 | 638330b |
14 | 4050078 |
15 | 29dac8a |
hex | 1ce7fba |
30310330 has 16 divisors (see below), whose sum is σ = 55307304. Its totient is φ = 11957760.
The previous prime is 30310327. The next prime is 30310349. The reversal of 30310330 is 3301303.
It can be written as a sum of positive squares in 4 ways, for example, as 28740321 + 1570009 = 5361^2 + 1253^2 .
It is a super-2 number, since 2×303103302 = 1837432209417800, 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 30310330.
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, 20031 + ... + 21490.
Almost surely, 230310330 is an apocalyptic number.
30310330 is a deficient number, since it is larger than the sum of its proper divisors (24996974).
30310330 is a wasteful number, since it uses less digits than its factorization.
30310330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41601.
The product of its (nonzero) digits is 81, while the sum is 13.
The square root of 30310330 is about 5505.4818136109. The cubic root of 30310330 is about 311.7909856389.
Adding to 30310330 its reverse (3301303), we get a palindrome (33611633).
The spelling of 30310330 in words is "thirty million, three hundred ten thousand, three hundred thirty".
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