Base | Representation |
---|---|
bin | 1001100101111… |
… | …11011010110110 |
3 | 12121102121002022 |
4 | 10302333122312 |
5 | 131100211310 |
6 | 11552513142 |
7 | 1665014261 |
oct | 462773266 |
9 | 177377068 |
10 | 80475830 |
11 | 41476756 |
12 | 22b4b7b2 |
13 | 13898b46 |
14 | a98bcd8 |
15 | 70e9a55 |
hex | 4cbf6b6 |
80475830 has 16 divisors (see below), whose sum is σ = 152480880. Its totient is φ = 30496032.
The previous prime is 80475821. The next prime is 80475853. The reversal of 80475830 is 3857408.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211589 + ... + 211968.
It is an arithmetic number, because the mean of its divisors is an integer number (9530055).
Almost surely, 280475830 is an apocalyptic number.
80475830 is a deficient number, since it is larger than the sum of its proper divisors (72005050).
80475830 is a wasteful number, since it uses less digits than its factorization.
80475830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 423583.
The product of its (nonzero) digits is 26880, while the sum is 35.
The square root of 80475830 is about 8970.8321799039. The cubic root of 80475830 is about 431.7395370653.
The spelling of 80475830 in words is "eighty million, four hundred seventy-five thousand, eight hundred thirty".
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