Base | Representation |
---|---|
bin | 1001100011000… |
… | …01110001111111 |
3 | 12120201002222000 |
4 | 10301201301333 |
5 | 131000423122 |
6 | 11540353343 |
7 | 1661526132 |
oct | 461416177 |
9 | 176632860 |
10 | 80092287 |
11 | 41234580 |
12 | 229a5853 |
13 | 137933b2 |
14 | a8cc219 |
15 | 70710ac |
hex | 4c61c7f |
80092287 has 64 divisors (see below), whose sum is σ = 142041600. Its totient is φ = 44029440.
The previous prime is 80092249. The next prime is 80092289. The reversal of 80092287 is 78229008.
It is not a de Polignac number, because 80092287 - 26 = 80092223 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80092289) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 146148 + ... + 146694.
It is an arithmetic number, because the mean of its divisors is an integer number (2219400).
Almost surely, 280092287 is an apocalyptic number.
80092287 is a gapful number since it is divisible by the number (87) formed by its first and last digit.
80092287 is a deficient number, since it is larger than the sum of its proper divisors (61949313).
80092287 is a wasteful number, since it uses less digits than its factorization.
80092287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 613 (or 607 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 80092287 is about 8949.4294231532. The cubic root of 80092287 is about 431.0525629303.
It can be divided in two parts, 8009 and 2287, that added together give a triangular number (10296 = T143).
The spelling of 80092287 in words is "eighty million, ninety-two thousand, two hundred eighty-seven".
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