Base | Representation |
---|---|
bin | 111010110111… |
… | …0000001101010 |
3 | 2011001211002122 |
4 | 1311232001222 |
5 | 30344444440 |
6 | 3021231242 |
7 | 523205003 |
oct | 165560152 |
9 | 64054078 |
10 | 30859370 |
11 | 16468113 |
12 | a402522 |
13 | 65161a9 |
14 | 41541aa |
15 | 2a987b5 |
hex | 1d6e06a |
30859370 has 16 divisors (see below), whose sum is σ = 55696680. Its totient is φ = 12310464.
The previous prime is 30859357. The next prime is 30859373. The reversal of 30859370 is 7395803.
It can be written as a sum of positive squares in 4 ways, for example, as 17631601 + 13227769 = 4199^2 + 3637^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30859370.
It is not an unprimeable number, because it can be changed into a prime (30859373) 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, 77 + ... + 7856.
Almost surely, 230859370 is an apocalyptic number.
30859370 is a deficient number, since it is larger than the sum of its proper divisors (24837310).
30859370 is a wasteful number, since it uses less digits than its factorization.
30859370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8329.
The product of its (nonzero) digits is 22680, while the sum is 35.
The square root of 30859370 is about 5555.1210607871. The cubic root of 30859370 is about 313.6623210712.
The spelling of 30859370 in words is "thirty million, eight hundred fifty-nine thousand, three hundred seventy".
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