Base | Representation |
---|---|
bin | 11100001111001111… |
… | …010011011010000000 |
3 | 2220021002020222201211 |
4 | 130033033103122000 |
5 | 444044013102320 |
6 | 21532400135504 |
7 | 2122240332025 |
oct | 341717233200 |
9 | 86232228654 |
10 | 30320440960 |
11 | 1194a10a077 |
12 | 5a62307594 |
13 | 2b2289bc34 |
14 | 1678c1d54c |
15 | bc6d2455a |
hex | 70f3d3680 |
30320440960 has 48 divisors (see below), whose sum is σ = 72495336690. Its totient is φ = 12126414336.
The previous prime is 30320440907. The next prime is 30320440973. The reversal of 30320440960 is 6904402303.
It can be written as a sum of positive squares in only one way, i.e., 27288396864 + 3032044096 = 165192^2 + 55064^2 .
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 5 ways as a sum of consecutive naturals, for example, 4401679 + ... + 4408561.
Almost surely, 230320440960 is an apocalyptic number.
It is an amenable number.
30320440960 is an abundant number, since it is smaller than the sum of its proper divisors (42174895730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30320440960 is an frugal number, since it uses more digits than its factorization.
30320440960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13785 (or 6890 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 31.
The spelling of 30320440960 in words is "thirty billion, three hundred twenty million, four hundred forty thousand, nine hundred sixty".
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