Base | Representation |
---|---|
bin | 100110010110011101… |
… | …0001100010110000111 |
3 | 21212120122210022010210 |
4 | 1030230322030112013 |
5 | 2322132101043142 |
6 | 101500142050503 |
7 | 5643622004412 |
oct | 1145472142607 |
9 | 255518708123 |
10 | 82357831047 |
11 | 31a22937488 |
12 | 13b65579a33 |
13 | 79c677790b |
14 | 3db3d7cb79 |
15 | 22204b549c |
hex | 132ce8c587 |
82357831047 has 8 divisors (see below), whose sum is σ = 110163530880. Its totient is φ = 54728675960.
The previous prime is 82357831013. The next prime is 82357831069. The reversal of 82357831047 is 74013875328.
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 82357831047 - 26 = 82357830983 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 82357830987 and 82357831005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82357831007) 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, 44135097 + ... + 44136962.
It is an arithmetic number, because the mean of its divisors is an integer number (13770441360).
Almost surely, 282357831047 is an apocalyptic number.
82357831047 is a deficient number, since it is larger than the sum of its proper divisors (27805699833).
82357831047 is a wasteful number, since it uses less digits than its factorization.
82357831047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88272373.
The product of its (nonzero) digits is 1128960, while the sum is 48.
The spelling of 82357831047 in words is "eighty-two billion, three hundred fifty-seven million, eight hundred thirty-one thousand, forty-seven".
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