Base | Representation |
---|---|
bin | 1001100100100… |
… | …00111110011011 |
3 | 12121001221010120 |
4 | 10302100332123 |
5 | 131023114340 |
6 | 11544444323 |
7 | 1663262535 |
oct | 462207633 |
9 | 177057116 |
10 | 80285595 |
11 | 41356835 |
12 | 22a796a3 |
13 | 13830390 |
14 | a93c855 |
15 | 70ad4d0 |
hex | 4c90f9b |
80285595 has 16 divisors (see below), whose sum is σ = 138338592. Its totient is φ = 39525120.
The previous prime is 80285573. The next prime is 80285603. The reversal of 80285595 is 59558208.
It is not a de Polignac number, because 80285595 - 25 = 80285563 is a prime.
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, 205666 + ... + 206055.
It is an arithmetic number, because the mean of its divisors is an integer number (8646162).
Almost surely, 280285595 is an apocalyptic number.
80285595 is a deficient number, since it is larger than the sum of its proper divisors (58052997).
80285595 is a wasteful number, since it uses less digits than its factorization.
80285595 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411742.
The product of its (nonzero) digits is 144000, while the sum is 42.
The square root of 80285595 is about 8960.2229324945. Note that the first 3 decimals coincide. The cubic root of 80285595 is about 431.3990755354.
The spelling of 80285595 in words is "eighty million, two hundred eighty-five thousand, five hundred ninety-five".
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