Base | Representation |
---|---|
bin | 100110100010010110… |
… | …1111110011001000111 |
3 | 21220121111102110221111 |
4 | 1031010231332121013 |
5 | 2323441331000401 |
6 | 102003531425451 |
7 | 5656542166513 |
oct | 1150455763107 |
9 | 256544373844 |
10 | 82757281351 |
11 | 321083673a8 |
12 | 140572b5287 |
13 | 7a5b455c44 |
14 | 401103d143 |
15 | 22455bae51 |
hex | 1344b7e647 |
82757281351 has 16 divisors (see below), whose sum is σ = 85848809728. Its totient is φ = 79693113600.
The previous prime is 82757281319. The next prime is 82757281379. The reversal of 82757281351 is 15318275728.
It is not a de Polignac number, because 82757281351 - 25 = 82757281319 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82757281295 and 82757281304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82757281381) 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, 5276461 + ... + 5292121.
It is an arithmetic number, because the mean of its divisors is an integer number (5365550608).
Almost surely, 282757281351 is an apocalyptic number.
82757281351 is a deficient number, since it is larger than the sum of its proper divisors (3091528377).
82757281351 is a wasteful number, since it uses less digits than its factorization.
82757281351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16522.
The product of its digits is 940800, while the sum is 49.
The spelling of 82757281351 in words is "eighty-two billion, seven hundred fifty-seven million, two hundred eighty-one thousand, three hundred fifty-one".
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