Base | Representation |
---|---|
bin | 1001100011010… |
… | …10011000101001 |
3 | 12120202220022021 |
4 | 10301222120221 |
5 | 131003040104 |
6 | 11541224441 |
7 | 1662033646 |
oct | 461523051 |
9 | 176686267 |
10 | 80127529 |
11 | 41258aa9 |
12 | 22a02121 |
13 | 137a6451 |
14 | a8dadcd |
15 | 707b754 |
hex | 4c6a629 |
80127529 has 8 divisors (see below), whose sum is σ = 83568128. Its totient is φ = 76740480.
The previous prime is 80127497. The next prime is 80127539. The reversal of 80127529 is 92572108.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80127529 - 25 = 80127497 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 80127494 and 80127503.
It is not an unprimeable number, because it can be changed into a prime (80127539) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10317 + ... + 16330.
It is an arithmetic number, because the mean of its divisors is an integer number (10446016).
Almost surely, 280127529 is an apocalyptic number.
It is an amenable number.
80127529 is a deficient number, since it is larger than the sum of its proper divisors (3440599).
80127529 is a wasteful number, since it uses less digits than its factorization.
80127529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26775.
The product of its (nonzero) digits is 10080, while the sum is 34.
The square root of 80127529 is about 8951.3981589470. The cubic root of 80127529 is about 431.1157772023.
It can be divided in two parts, 80127 and 529, that added together give a square (80656 = 2842).
The spelling of 80127529 in words is "eighty million, one hundred twenty-seven thousand, five hundred twenty-nine".
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