Base | Representation |
---|---|
bin | 11100001111001111… |
… | …010011100010101011 |
3 | 2220021002021000111101 |
4 | 130033033103202223 |
5 | 444044013112030 |
6 | 21532400142231 |
7 | 2122240333450 |
oct | 341717234253 |
9 | 86232230441 |
10 | 30320441515 |
11 | 1194a10a531 |
12 | 5a62307977 |
13 | 2b2289c270 |
14 | 1678c1d827 |
15 | bc6d247ca |
hex | 70f3d38ab |
30320441515 has 16 divisors (see below), whose sum is σ = 44780960448. Its totient is φ = 19191839616.
The previous prime is 30320441507. The next prime is 30320441563. The reversal of 30320441515 is 51514402303.
It is a cyclic number.
It is not a de Polignac number, because 30320441515 - 23 = 30320441507 is a prime.
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, 33318712 + ... + 33319621.
It is an arithmetic number, because the mean of its divisors is an integer number (2798810028).
Almost surely, 230320441515 is an apocalyptic number.
30320441515 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30320441515 is a deficient number, since it is larger than the sum of its proper divisors (14460518933).
30320441515 is a wasteful number, since it uses less digits than its factorization.
30320441515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66638358.
The product of its (nonzero) digits is 7200, while the sum is 28.
Adding to 30320441515 its reverse (51514402303), we get a palindrome (81834843818).
The spelling of 30320441515 in words is "thirty billion, three hundred twenty million, four hundred forty-one thousand, five hundred fifteen".
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