Base | Representation |
---|---|
bin | 100101101101010100… |
… | …0101011111110001110 |
3 | 21202000110110202000122 |
4 | 1023122220223332032 |
5 | 2311320220312121 |
6 | 101111153024542 |
7 | 5564461323551 |
oct | 1133250537616 |
9 | 252013422018 |
10 | 80977510286 |
11 | 3138476a022 |
12 | 1383b255152 |
13 | 78367c957a |
14 | 3cc2910698 |
15 | 218e20b5ab |
hex | 12daa2bf8e |
80977510286 has 16 divisors (see below), whose sum is σ = 128650409136. Its totient is φ = 38095487616.
The previous prime is 80977510277. The next prime is 80977510331. The reversal of 80977510286 is 68201577908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247661 + ... + 472536.
It is an arithmetic number, because the mean of its divisors is an integer number (8040650571).
Almost surely, 280977510286 is an apocalyptic number.
80977510286 is a deficient number, since it is larger than the sum of its proper divisors (47672898850).
80977510286 is a wasteful number, since it uses less digits than its factorization.
80977510286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 723523.
The product of its (nonzero) digits is 1693440, while the sum is 53.
The spelling of 80977510286 in words is "eighty billion, nine hundred seventy-seven million, five hundred ten thousand, two hundred eighty-six".
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