Base | Representation |
---|---|
bin | 1001100011001… |
… | …11110100111010 |
3 | 12120202100221011 |
4 | 10301213310322 |
5 | 131002221200 |
6 | 11541104134 |
7 | 1661661256 |
oct | 461476472 |
9 | 176670834 |
10 | 80117050 |
11 | 41251142 |
12 | 229b804a |
13 | 137a1750 |
14 | a8d7266 |
15 | 70785ba |
hex | 4c67d3a |
80117050 has 72 divisors (see below), whose sum is σ = 168481404. Its totient is φ = 28174080.
The previous prime is 80117033. The next prime is 80117069. The reversal of 80117050 is 5071108.
It can be written as a sum of positive squares in 6 ways, for example, as 6517809 + 73599241 = 2553^2 + 8579^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 343734 + ... + 343966.
Almost surely, 280117050 is an apocalyptic number.
80117050 is an abundant number, since it is smaller than the sum of its proper divisors (88364354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80117050 is a wasteful number, since it uses less digits than its factorization.
80117050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304 (or 276 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 22.
The square root of 80117050 is about 8950.8128122534. The cubic root of 80117050 is about 431.0969827495.
Adding to 80117050 its reverse (5071108), we get a palindrome (85188158).
The spelling of 80117050 in words is "eighty million, one hundred seventeen thousand, fifty".
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