Base | Representation |
---|---|
bin | 1001101000110… |
… | …00001001111000 |
3 | 12122010001122201 |
4 | 10310120021320 |
5 | 131143324123 |
6 | 12004355544 |
7 | 2001060025 |
oct | 464301170 |
9 | 178101581 |
10 | 80839288 |
11 | 416a4832 |
12 | 230a5bb4 |
13 | 139953ca |
14 | aa4454c |
15 | 716c5ad |
hex | 4d18278 |
80839288 has 8 divisors (see below), whose sum is σ = 151573680. Its totient is φ = 40419640.
The previous prime is 80839279. The next prime is 80839321. The reversal of 80839288 is 88293808.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5052448 + ... + 5052463.
It is an arithmetic number, because the mean of its divisors is an integer number (18946710).
Almost surely, 280839288 is an apocalyptic number.
It is an amenable number.
80839288 is a deficient number, since it is larger than the sum of its proper divisors (70734392).
80839288 is a wasteful number, since it uses less digits than its factorization.
80839288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10104917 (or 10104913 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 46.
The square root of 80839288 is about 8991.0671224277. The cubic root of 80839288 is about 432.3885250699.
It can be divided in two parts, 8083 and 9288, that added together give a palindrome (17371).
The spelling of 80839288 in words is "eighty million, eight hundred thirty-nine thousand, two hundred eighty-eight".
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