Base | Representation |
---|---|
bin | 100110011000100111… |
… | …0010100111011100111 |
3 | 21212202200222221022112 |
4 | 1030301032110323213 |
5 | 2322304113433314 |
6 | 101511245351235 |
7 | 5645461202105 |
oct | 1146116247347 |
9 | 255680887275 |
10 | 82430217959 |
11 | 31a5a788881 |
12 | 13b8586851b |
13 | 7a087709cb |
14 | 3dbd822c75 |
15 | 2226a1343e |
hex | 1331394ee7 |
82430217959 has 16 divisors (see below), whose sum is σ = 87458832384. Its totient is φ = 77566356000.
The previous prime is 82430217941. The next prime is 82430217997. The reversal of 82430217959 is 95971203428.
It is a cyclic number.
It is not a de Polignac number, because 82430217959 - 228 = 82161782503 is a prime.
It is a super-2 number, since 2×824302179592 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82430217659) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158609 + ... + 435909.
It is an arithmetic number, because the mean of its divisors is an integer number (5466177024).
Almost surely, 282430217959 is an apocalyptic number.
82430217959 is a deficient number, since it is larger than the sum of its proper divisors (5028614425).
82430217959 is a wasteful number, since it uses less digits than its factorization.
82430217959 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277598.
The product of its (nonzero) digits is 1088640, while the sum is 50.
The spelling of 82430217959 in words is "eighty-two billion, four hundred thirty million, two hundred seventeen thousand, nine hundred fifty-nine".
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