Base | Representation |
---|---|
bin | 1001100101001… |
… | …11001100001001 |
3 | 12121020112221120 |
4 | 10302213030021 |
5 | 131034022320 |
6 | 11550425453 |
7 | 1664122032 |
oct | 462471411 |
9 | 177215846 |
10 | 80376585 |
11 | 41409133 |
12 | 22b02289 |
13 | 13862913 |
14 | a963a89 |
15 | 70ca440 |
hex | 4ca7309 |
80376585 has 16 divisors (see below), whose sum is σ = 130783680. Its totient is φ = 42140480.
The previous prime is 80376557. The next prime is 80376607. The reversal of 80376585 is 58567308.
It is not a de Polignac number, because 80376585 - 25 = 80376553 is a prime.
It is a super-3 number, since 3×803765853 (a number of 25 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44526 + ... + 46295.
It is an arithmetic number, because the mean of its divisors is an integer number (8173980).
Almost surely, 280376585 is an apocalyptic number.
It is an amenable number.
80376585 is a deficient number, since it is larger than the sum of its proper divisors (50407095).
80376585 is a wasteful number, since it uses less digits than its factorization.
80376585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90888.
The product of its (nonzero) digits is 201600, while the sum is 42.
The square root of 80376585 is about 8965.2989353395. The cubic root of 80376585 is about 431.5619863804.
The spelling of 80376585 in words is "eighty million, three hundred seventy-six thousand, five hundred eighty-five".
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