Base | Representation |
---|---|
bin | 11100001111010101… |
… | …101010111100010111 |
3 | 2220021012101210112200 |
4 | 130033111222330113 |
5 | 444044430011411 |
6 | 21532500015543 |
7 | 2122260453510 |
oct | 341725527427 |
9 | 86235353480 |
10 | 30322110231 |
11 | 1195004a236 |
12 | 5a629915b3 |
13 | 2b2303497a |
14 | 1679135a07 |
15 | bc7053e56 |
hex | 70f56af17 |
30322110231 has 48 divisors (see below), whose sum is σ = 53043704064. Its totient is φ = 16294240512.
The previous prime is 30322110223. The next prime is 30322110253. The reversal of 30322110231 is 13201122303.
30322110231 is a `hidden beast` number, since 3 + 0 + 322 + 110 + 231 = 666.
It is not a de Polignac number, because 30322110231 - 23 = 30322110223 is a prime.
It is a super-2 number, since 2×303221102312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30322110271) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1363060 + ... + 1385126.
It is an arithmetic number, because the mean of its divisors is an integer number (1105077168).
Almost surely, 230322110231 is an apocalyptic number.
30322110231 is a deficient number, since it is larger than the sum of its proper divisors (22721593833).
30322110231 is a wasteful number, since it uses less digits than its factorization.
30322110231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23380 (or 23377 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30322110231 its reverse (13201122303), we get a palindrome (43523232534).
The spelling of 30322110231 in words is "thirty billion, three hundred twenty-two million, one hundred ten thousand, two hundred thirty-one".
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