Base | Representation |
---|---|
bin | 100110010000000011… |
… | …1100101000010011111 |
3 | 21212000200222202102112 |
4 | 1030200013211002133 |
5 | 2321212132030010 |
6 | 101422554344235 |
7 | 5635404662543 |
oct | 1144007450237 |
9 | 255020882375 |
10 | 82143236255 |
11 | 31922796213 |
12 | 13b0572b07b |
13 | 7991180552 |
14 | 3d9367ba23 |
15 | 220b726a05 |
hex | 13201e509f |
82143236255 has 16 divisors (see below), whose sum is σ = 99574843104. Its totient is φ = 65048480640.
The previous prime is 82143236249. The next prime is 82143236261. The reversal of 82143236255 is 55263234128.
It is an interprime number because it is at equal distance from previous prime (82143236249) and next prime (82143236261).
It is not a de Polignac number, because 82143236255 - 26 = 82143236191 is a prime.
It is a super-2 number, since 2×821432362552 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102089 + ... + 417981.
It is an arithmetic number, because the mean of its divisors is an integer number (6223427694).
Almost surely, 282143236255 is an apocalyptic number.
82143236255 is a deficient number, since it is larger than the sum of its proper divisors (17431606849).
82143236255 is a wasteful number, since it uses less digits than its factorization.
82143236255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316426.
The product of its digits is 345600, while the sum is 41.
The spelling of 82143236255 in words is "eighty-two billion, one hundred forty-three million, two hundred thirty-six thousand, two hundred fifty-five".
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