Base | Representation |
---|---|
bin | 11100000011011010… |
… | …110100011101010010 |
3 | 2212202021002220210210 |
4 | 130003122310131102 |
5 | 443142231231310 |
6 | 21500553504550 |
7 | 2114311623462 |
oct | 340332643522 |
9 | 85667086723 |
10 | 30122133330 |
11 | 11858182673 |
12 | 5a07a12156 |
13 | 2ac0788043 |
14 | 165a75bba2 |
15 | bb4701820 |
hex | 7036b4752 |
30122133330 has 16 divisors (see below), whose sum is σ = 72293120064. Its totient is φ = 8032568880.
The previous prime is 30122133271. The next prime is 30122133359. The reversal of 30122133330 is 3333122103.
It is a junction number, because it is equal to n+sod(n) for n = 30122133297 and 30122133306.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502035526 + ... + 502035585.
It is an arithmetic number, because the mean of its divisors is an integer number (4518320004).
Almost surely, 230122133330 is an apocalyptic number.
30122133330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30122133330 is an abundant number, since it is smaller than the sum of its proper divisors (42170986734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30122133330 is a wasteful number, since it uses less digits than its factorization.
30122133330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1004071121.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 30122133330 its reverse (3333122103), we get a palindrome (33455255433).
The spelling of 30122133330 in words is "thirty billion, one hundred twenty-two million, one hundred thirty-three thousand, three hundred thirty".
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