Base | Representation |
---|---|
bin | 1101101101101000010100… |
… | …00100110100100010001010 |
3 | 10221202210200011110220001020 |
4 | 12312310022010310202022 |
5 | 12423030203402434010 |
6 | 144045024424133310 |
7 | 6231431225251245 |
oct | 666641204644212 |
9 | 127683604426036 |
10 | 30155134421130 |
11 | 96767a2268854 |
12 | 3470325607236 |
13 | 13a9803653204 |
14 | 7637329d025c |
15 | 37460e513470 |
hex | 1b6d0a13488a |
30155134421130 has 16 divisors (see below), whose sum is σ = 72372322610784. Its totient is φ = 8041369178960.
The previous prime is 30155134421089. The next prime is 30155134421149. The reversal of 30155134421130 is 3112443155103.
It is a junction number, because it is equal to n+sod(n) for n = 30155134421091 and 30155134421100.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 502585573656 + ... + 502585573715.
It is an arithmetic number, because the mean of its divisors is an integer number (4523270163174).
Almost surely, 230155134421130 is an apocalyptic number.
30155134421130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30155134421130 is an abundant number, since it is smaller than the sum of its proper divisors (42217188189654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30155134421130 is a wasteful number, since it uses less digits than its factorization.
30155134421130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1005171147381.
The product of its (nonzero) digits is 21600, while the sum is 33.
Adding to 30155134421130 its reverse (3112443155103), we get a palindrome (33267577576233).
The spelling of 30155134421130 in words is "thirty trillion, one hundred fifty-five billion, one hundred thirty-four million, four hundred twenty-one thousand, one hundred thirty".
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