Base | Representation |
---|---|
bin | 100101100110100010… |
… | …0011001110000110100 |
3 | 21201102121011200011001 |
4 | 1023031010121300310 |
5 | 2310333433112313 |
6 | 101032422253044 |
7 | 5556025531360 |
oct | 1131504316064 |
9 | 251377150131 |
10 | 80749894708 |
11 | 3127823507a |
12 | 13796b87184 |
13 | 77cb5c36b2 |
14 | 3ca05c02a0 |
15 | 2179249add |
hex | 12cd119c34 |
80749894708 has 48 divisors (see below), whose sum is σ = 163192022784. Its totient is φ = 34244870400.
The previous prime is 80749894679. The next prime is 80749894723.
80749894708 is nontrivially palindromic in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 80749894708.
It is a congruent number.
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, 5629041 + ... + 5643367.
It is an arithmetic number, because the mean of its divisors is an integer number (3399833808).
Almost surely, 280749894708 is an apocalyptic number.
It is an amenable number.
80749894708 is an abundant number, since it is smaller than the sum of its proper divisors (82442128076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80749894708 is a wasteful number, since it uses less digits than its factorization.
80749894708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16432 (or 16430 counting only the distinct ones).
The product of its (nonzero) digits is 32514048, while the sum is 64.
The spelling of 80749894708 in words is "eighty billion, seven hundred forty-nine million, eight hundred ninety-four thousand, seven hundred eight".
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