Base | Representation |
---|---|
bin | 1001100011010… |
… | …00000001011101 |
3 | 12120202102000220 |
4 | 10301220001131 |
5 | 131002232403 |
6 | 11541111553 |
7 | 1661663514 |
oct | 461500135 |
9 | 176672026 |
10 | 80117853 |
11 | 41251802 |
12 | 229b85b9 |
13 | 137a1c1a |
14 | a8d767b |
15 | 7078953 |
hex | 4c6805d |
80117853 has 4 divisors (see below), whose sum is σ = 106823808. Its totient is φ = 53411900.
The previous prime is 80117837. The next prime is 80117867. The reversal of 80117853 is 35871108.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 80117853 - 24 = 80117837 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80117803) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 13352973 + ... + 13352978.
It is an arithmetic number, because the mean of its divisors is an integer number (26705952).
Almost surely, 280117853 is an apocalyptic number.
It is an amenable number.
80117853 is a deficient number, since it is larger than the sum of its proper divisors (26705955).
80117853 is a wasteful number, since it uses less digits than its factorization.
80117853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26705954.
The product of its (nonzero) digits is 6720, while the sum is 33.
The square root of 80117853 is about 8950.8576684025. The cubic root of 80117853 is about 431.0984230160.
The spelling of 80117853 in words is "eighty million, one hundred seventeen thousand, eight hundred fifty-three".
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