Base | Representation |
---|---|
bin | 100110100001000001… |
… | …0100011100100010101 |
3 | 21220111100212110122202 |
4 | 1031002002203210111 |
5 | 2323343330013403 |
6 | 101555244334245 |
7 | 5655455221355 |
oct | 1150202434425 |
9 | 256440773582 |
10 | 82712344853 |
11 | 32094a649a6 |
12 | 14044244385 |
13 | 7a520514b8 |
14 | 40090a2b65 |
15 | 2241691688 |
hex | 13420a3915 |
82712344853 has 4 divisors (see below), whose sum is σ = 83759336640. Its totient is φ = 81665353068.
The previous prime is 82712344849. The next prime is 82712344859. The reversal of 82712344853 is 35844321728.
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 82712344853 - 22 = 82712344849 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 82712344798 and 82712344807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82712344859) 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, 523495775 + ... + 523495932.
It is an arithmetic number, because the mean of its divisors is an integer number (20939834160).
Almost surely, 282712344853 is an apocalyptic number.
It is an amenable number.
82712344853 is a deficient number, since it is larger than the sum of its proper divisors (1046991787).
82712344853 is a wasteful number, since it uses less digits than its factorization.
82712344853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1046991786.
The product of its digits is 1290240, while the sum is 47.
The spelling of 82712344853 in words is "eighty-two billion, seven hundred twelve million, three hundred forty-four thousand, eight hundred fifty-three".
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