Base | Representation |
---|---|
bin | 11100001111010001… |
… | …110110110100101000 |
3 | 2220021010111222220122 |
4 | 130033101312310220 |
5 | 444044201012222 |
6 | 21532422342412 |
7 | 2122246120343 |
oct | 341721666450 |
9 | 86233458818 |
10 | 30321110312 |
11 | 1194a526a59 |
12 | 5a6258aa08 |
13 | 2b22a747bc |
14 | 1678d5545a |
15 | bc6e07a42 |
hex | 70f476d28 |
30321110312 has 64 divisors (see below), whose sum is σ = 61421068800. Its totient is φ = 13989606400.
The previous prime is 30321110297. The next prime is 30321110371. The reversal of 30321110312 is 21301112303.
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, 12543728 + ... + 12546144.
It is an arithmetic number, because the mean of its divisors is an integer number (959704200).
Almost surely, 230321110312 is an apocalyptic number.
It is an amenable number.
30321110312 is an abundant number, since it is smaller than the sum of its proper divisors (31099958488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30321110312 is a wasteful number, since it uses less digits than its factorization.
30321110312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4826 (or 4822 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 30321110312 its reverse (21301112303), we get a palindrome (51622222615).
The spelling of 30321110312 in words is "thirty billion, three hundred twenty-one million, one hundred ten thousand, three hundred twelve".
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