Base | Representation |
---|---|
bin | 11100000011111101… |
… | …110010111010000110 |
3 | 2212202220100201212222 |
4 | 130003331302322012 |
5 | 443202103131042 |
6 | 21501522212342 |
7 | 2114452561403 |
oct | 340375627206 |
9 | 85686321788 |
10 | 30131302022 |
11 | 118623751a8 |
12 | 5a0aab40b2 |
13 | 2ac26483c3 |
14 | 165ba672aa |
15 | bb54132d2 |
hex | 703f72e86 |
30131302022 has 32 divisors (see below), whose sum is σ = 46554816000. Its totient is φ = 14617931328.
The previous prime is 30131302021. The next prime is 30131302067. The reversal of 30131302022 is 22020313103.
30131302022 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30131302021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16034879 + ... + 16036757.
It is an arithmetic number, because the mean of its divisors is an integer number (1454838000).
Almost surely, 230131302022 is an apocalyptic number.
30131302022 is a deficient number, since it is larger than the sum of its proper divisors (16423513978).
30131302022 is a wasteful number, since it uses less digits than its factorization.
30131302022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3060.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30131302022 its reverse (22020313103), we get a palindrome (52151615125).
The spelling of 30131302022 in words is "thirty billion, one hundred thirty-one million, three hundred two thousand, twenty-two".
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