Base | Representation |
---|---|
bin | 1000111110100001010… |
… | …11110001110010011010 |
3 | 1002111010222110021110110 |
4 | 10133100223301302122 |
5 | 20023143104040231 |
6 | 353410325225150 |
7 | 31166345112102 |
oct | 4372053616232 |
9 | 1074128407413 |
10 | 308443815066 |
11 | 1098a0546562 |
12 | 4b9412621b6 |
13 | 231172b449a |
14 | 10d00738202 |
15 | 8053b25046 |
hex | 47d0af1c9a |
308443815066 has 24 divisors (see below), whose sum is σ = 637429165632. Its totient is φ = 99498003000.
The previous prime is 308443815023. The next prime is 308443815079. The reversal of 308443815066 is 660518344803.
308443815066 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26741010 + ... + 26752541.
It is an arithmetic number, because the mean of its divisors is an integer number (26559548568).
Almost surely, 2308443815066 is an apocalyptic number.
308443815066 is an abundant number, since it is smaller than the sum of its proper divisors (328985350566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308443815066 is a wasteful number, since it uses less digits than its factorization.
308443815066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53493618 (or 53493587 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 48.
The spelling of 308443815066 in words is "three hundred eight billion, four hundred forty-three million, eight hundred fifteen thousand, sixty-six".
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