Base | Representation |
---|---|
bin | 1000111000111110101… |
… | …00011111010011011111 |
3 | 1002012110121012110112002 |
4 | 10130133110133103133 |
5 | 20001044321032230 |
6 | 352155150232515 |
7 | 31032533241563 |
oct | 4343724372337 |
9 | 1065417173462 |
10 | 305468142815 |
11 | 1086038919a0 |
12 | 4b2507b573b |
13 | 22a6196a184 |
14 | 10adb4656a3 |
15 | 7e2c789545 |
hex | 471f51f4df |
305468142815 has 32 divisors (see below), whose sum is σ = 413761512960. Its totient is φ = 214453008000.
The previous prime is 305468142799. The next prime is 305468142817. The reversal of 305468142815 is 518241864503.
It is not a de Polignac number, because 305468142815 - 24 = 305468142799 is a prime.
It is a super-2 number, since 2×3054681428152 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 305468142815.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305468142817) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8798240 + ... + 8832890.
It is an arithmetic number, because the mean of its divisors is an integer number (12930047280).
Almost surely, 2305468142815 is an apocalyptic number.
305468142815 is a deficient number, since it is larger than the sum of its proper divisors (108293370145).
305468142815 is a wasteful number, since it uses less digits than its factorization.
305468142815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40223.
The product of its (nonzero) digits is 921600, while the sum is 47.
The spelling of 305468142815 in words is "three hundred five billion, four hundred sixty-eight million, one hundred forty-two thousand, eight hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.113 sec. • engine limits •