Base | Representation |
---|---|
bin | 1001100010110… |
… | …01111000110101 |
3 | 12120122110121121 |
4 | 10301121320311 |
5 | 130443404312 |
6 | 11535543541 |
7 | 1661332645 |
oct | 461317065 |
9 | 176573547 |
10 | 80059957 |
11 | 4121225a |
12 | 2298abb1 |
13 | 13781773 |
14 | a8c0525 |
15 | 7066707 |
hex | 4c59e35 |
80059957 has 4 divisors (see below), whose sum is σ = 80096940. Its totient is φ = 80022976.
The previous prime is 80059927. The next prime is 80059961. The reversal of 80059957 is 75995008.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 33942276 + 46117681 = 5826^2 + 6791^2 .
It is a cyclic number.
It is not a de Polignac number, because 80059957 - 27 = 80059829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80059907) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15028 + ... + 19645.
It is an arithmetic number, because the mean of its divisors is an integer number (20024235).
Almost surely, 280059957 is an apocalyptic number.
It is an amenable number.
80059957 is a deficient number, since it is larger than the sum of its proper divisors (36983).
80059957 is a wasteful number, since it uses less digits than its factorization.
80059957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36982.
The product of its (nonzero) digits is 113400, while the sum is 43.
The square root of 80059957 is about 8947.6229804345. The cubic root of 80059957 is about 430.9945556596.
The spelling of 80059957 in words is "eighty million, fifty-nine thousand, nine hundred fifty-seven".
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