Base | Representation |
---|---|
bin | 1101110110001110100010… |
… | …00011100101111111000001 |
3 | 10222211001010211101121020011 |
4 | 12323013101003211333001 |
5 | 12442400141304312010 |
6 | 144432440340144521 |
7 | 6261656350662214 |
oct | 673072103457701 |
9 | 128731124347204 |
10 | 30450530541505 |
11 | 977aaa7713158 |
12 | 34b9625098141 |
13 | 13cb61b706999 |
14 | 773b5650577b |
15 | 37c14c914a8a |
hex | 1bb1d10e5fc1 |
30450530541505 has 8 divisors (see below), whose sum is σ = 36540673083432. Its totient is φ = 24360400144128.
The previous prime is 30450530541503. The next prime is 30450530541583. The reversal of 30450530541505 is 50514503505403.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1508465414416 + 28942065127089 = 1228196^2 + 5379783^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30450530541505 - 21 = 30450530541503 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30450530541503) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3935209 + ... + 8739961.
It is an arithmetic number, because the mean of its divisors is an integer number (4567584135429).
Almost surely, 230450530541505 is an apocalyptic number.
It is an amenable number.
30450530541505 is a deficient number, since it is larger than the sum of its proper divisors (6090142541927).
30450530541505 is a wasteful number, since it uses less digits than its factorization.
30450530541505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6072275.
The product of its (nonzero) digits is 450000, while the sum is 40.
The spelling of 30450530541505 in words is "thirty trillion, four hundred fifty billion, five hundred thirty million, five hundred forty-one thousand, five hundred five".
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