Base | Representation |
---|---|
bin | 100101100110011001… |
… | …1110100101111101000 |
3 | 21201102021222212122121 |
4 | 1023030303310233220 |
5 | 2310331330030101 |
6 | 101032145201024 |
7 | 5555643561124 |
oct | 1131463645750 |
9 | 251367885577 |
10 | 80745548776 |
11 | 312758369a2 |
12 | 13795630174 |
13 | 77ca731539 |
14 | 3c9dbac584 |
15 | 2178b8c0a1 |
hex | 12cccf4be8 |
80745548776 has 16 divisors (see below), whose sum is σ = 151601680800. Its totient is φ = 40318433904.
The previous prime is 80745548761. The next prime is 80745548777. The reversal of 80745548776 is 67784554708.
It is not an unprimeable number, because it can be changed into a prime (80745548777) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6786246 + ... + 6798133.
It is an arithmetic number, because the mean of its divisors is an integer number (9475105050).
Almost surely, 280745548776 is an apocalyptic number.
It is an amenable number.
80745548776 is a deficient number, since it is larger than the sum of its proper divisors (70856132024).
80745548776 is a wasteful number, since it uses less digits than its factorization.
80745548776 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13585128 (or 13585124 counting only the distinct ones).
The product of its (nonzero) digits is 52684800, while the sum is 61.
The spelling of 80745548776 in words is "eighty billion, seven hundred forty-five million, five hundred forty-eight thousand, seven hundred seventy-six".
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