Base | Representation |
---|---|
bin | 11100001010101100… |
… | …100100001000100000 |
3 | 2220001202211211212112 |
4 | 130022230210020200 |
5 | 443420010204233 |
6 | 21521034414452 |
7 | 2120323450514 |
oct | 341254441040 |
9 | 86052754775 |
10 | 30244225568 |
11 | 11910093347 |
12 | 5a40891428 |
13 | 2b0cb6537b |
14 | 166ca60144 |
15 | bc02bc048 |
hex | 70ab24220 |
30244225568 has 54 divisors (see below), whose sum is σ = 60533568837. Its totient is φ = 14874693120.
The previous prime is 30244225553. The next prime is 30244225591. The reversal of 30244225568 is 86552244203.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 24665330704 + 5578894864 = 157052^2 + 74692^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=122972.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 69847880 + ... + 69848312.
Almost surely, 230244225568 is an apocalyptic number.
It is an amenable number.
30244225568 is an abundant number, since it is smaller than the sum of its proper divisors (30289343269).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30244225568 is an frugal number, since it uses more digits than its factorization.
30244225568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1018 (or 506 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 41.
The spelling of 30244225568 in words is "thirty billion, two hundred forty-four million, two hundred twenty-five thousand, five hundred sixty-eight".
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