Base | Representation |
---|---|
bin | 1001100011000… |
… | …11011000011101 |
3 | 12120201102221220 |
4 | 10301203120131 |
5 | 131001130340 |
6 | 11540443553 |
7 | 1661554221 |
oct | 461433035 |
9 | 176642856 |
10 | 80098845 |
11 | 412394a2 |
12 | 229a95b9 |
13 | 13796388 |
14 | a8d0781 |
15 | 7072ed0 |
hex | 4c6361d |
80098845 has 16 divisors (see below), whose sum is σ = 128271552. Its totient is φ = 42681600.
The previous prime is 80098819. The next prime is 80098853. The reversal of 80098845 is 54889008.
It is not a de Polignac number, because 80098845 - 27 = 80098717 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80098797 and 80098806.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26670 + ... + 29520.
It is an arithmetic number, because the mean of its divisors is an integer number (8016972).
Almost surely, 280098845 is an apocalyptic number.
It is an amenable number.
80098845 is a deficient number, since it is larger than the sum of its proper divisors (48172707).
80098845 is a wasteful number, since it uses less digits than its factorization.
80098845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4732.
The product of its (nonzero) digits is 92160, while the sum is 42.
The square root of 80098845 is about 8949.7958077266. The cubic root of 80098845 is about 431.0643275486.
The spelling of 80098845 in words is "eighty million, ninety-eight thousand, eight hundred forty-five".
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