Base | Representation |
---|---|
bin | 11100001110101111… |
… | …111110110101000010 |
3 | 2220020111210211200222 |
4 | 130032233332311002 |
5 | 444034412331320 |
6 | 21531504143042 |
7 | 2122110464003 |
oct | 341657766502 |
9 | 86214724628 |
10 | 30312230210 |
11 | 11945511229 |
12 | 5a5b607a82 |
13 | 2b20c858c2 |
14 | 1677ac31aa |
15 | bc6251825 |
hex | 70ebfed42 |
30312230210 has 32 divisors (see below), whose sum is σ = 54940585392. Its totient is φ = 12040853760.
The previous prime is 30312230189. The next prime is 30312230237. The reversal of 30312230210 is 1203221303.
It can be written as a sum of positive squares in 8 ways, for example, as 5044266529 + 25267963681 = 71023^2 + 158959^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3482624 + ... + 3491316.
Almost surely, 230312230210 is an apocalyptic number.
30312230210 is a deficient number, since it is larger than the sum of its proper divisors (24628355182).
30312230210 is a wasteful number, since it uses less digits than its factorization.
30312230210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11078.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30312230210 its reverse (1203221303), we get a palindrome (31515451513).
The spelling of 30312230210 in words is "thirty billion, three hundred twelve million, two hundred thirty thousand, two hundred ten".
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