Base | Representation |
---|---|
bin | 100101011110011011… |
… | …1111000110000110010 |
3 | 21200201122220001101101 |
4 | 1022330313320300302 |
5 | 2304304403201404 |
6 | 100545434355014 |
7 | 5546216141410 |
oct | 1127467706062 |
9 | 250648801341 |
10 | 80478178354 |
11 | 31148919602 |
12 | 1371bb8ba6a |
13 | 77872195a2 |
14 | 3c764902b0 |
15 | 21604762a4 |
hex | 12bcdf8c32 |
80478178354 has 8 divisors (see below), whose sum is σ = 137962591488. Its totient is φ = 34490647860.
The previous prime is 80478178301. The next prime is 80478178367. The reversal of 80478178354 is 45387187408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 80478178295 and 80478178304.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2874220642 + ... + 2874220669.
It is an arithmetic number, because the mean of its divisors is an integer number (17245323936).
Almost surely, 280478178354 is an apocalyptic number.
80478178354 is a deficient number, since it is larger than the sum of its proper divisors (57484413134).
80478178354 is a wasteful number, since it uses less digits than its factorization.
80478178354 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5748441320.
The product of its (nonzero) digits is 6021120, while the sum is 55.
The spelling of 80478178354 in words is "eighty billion, four hundred seventy-eight million, one hundred seventy-eight thousand, three hundred fifty-four".
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