Base | Representation |
---|---|
bin | 100110011000011100… |
… | …1101110101001010001 |
3 | 21212202022211121022120 |
4 | 1030300321232221101 |
5 | 2322301223141012 |
6 | 101510533524453 |
7 | 5645364252405 |
oct | 1146071565121 |
9 | 255668747276 |
10 | 82424818257 |
11 | 31a5772aa11 |
12 | 13b83aa3729 |
13 | 7a07600012 |
14 | 3dbcc19105 |
15 | 22262e858c |
hex | 1330e6ea51 |
82424818257 has 32 divisors (see below), whose sum is σ = 116782300800. Its totient is φ = 51532136448.
The previous prime is 82424818247. The next prime is 82424818283. The reversal of 82424818257 is 75281842428.
It is not a de Polignac number, because 82424818257 - 215 = 82424785489 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (82424818207) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24757969 + ... + 24761297.
It is an arithmetic number, because the mean of its divisors is an integer number (3649446900).
Almost surely, 282424818257 is an apocalyptic number.
It is an amenable number.
82424818257 is a deficient number, since it is larger than the sum of its proper divisors (34357482543).
82424818257 is a wasteful number, since it uses less digits than its factorization.
82424818257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4945.
The product of its digits is 2293760, while the sum is 51.
The spelling of 82424818257 in words is "eighty-two billion, four hundred twenty-four million, eight hundred eighteen thousand, two hundred fifty-seven".
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