Base | Representation |
---|---|
bin | 1001100100110… |
… | …11110011110111 |
3 | 12121011012000021 |
4 | 10302123303313 |
5 | 131031024400 |
6 | 11545430011 |
7 | 1663536115 |
oct | 462336367 |
9 | 177135007 |
10 | 80329975 |
11 | 41387110 |
12 | 22a9b307 |
13 | 1384763b |
14 | a950ab5 |
15 | 70bb71a |
hex | 4c9bcf7 |
80329975 has 24 divisors (see below), whose sum is σ = 110528640. Its totient is φ = 57420000.
The previous prime is 80329957. The next prime is 80329979. The reversal of 80329975 is 57992308.
It is a happy number.
It is not a de Polignac number, because 80329975 - 211 = 80327927 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80329979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13750 + ... + 18700.
It is an arithmetic number, because the mean of its divisors is an integer number (4605360).
Almost surely, 280329975 is an apocalyptic number.
80329975 is a deficient number, since it is larger than the sum of its proper divisors (30198665).
80329975 is a wasteful number, since it uses less digits than its factorization.
80329975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5031 (or 5026 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 80329975 is about 8962.6990912336. The cubic root of 80329975 is about 431.4785500012.
The spelling of 80329975 in words is "eighty million, three hundred twenty-nine thousand, nine hundred seventy-five".
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