Base | Representation |
---|---|
bin | 1001110110100… |
… | …11011010010010 |
3 | 12202112022011100 |
4 | 10323103122102 |
5 | 132124423431 |
6 | 12111325230 |
7 | 2022361200 |
oct | 473233222 |
9 | 182468140 |
10 | 82654866 |
11 | 42724908 |
12 | 23820816 |
13 | 1417c908 |
14 | ad98070 |
15 | 73ca4e6 |
hex | 4ed3692 |
82654866 has 72 divisors (see below), whose sum is σ = 215115264. Its totient is φ = 22846320.
The previous prime is 82654853. The next prime is 82654877. The reversal of 82654866 is 66845628.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25831 + ... + 28853.
It is an arithmetic number, because the mean of its divisors is an integer number (2987712).
Almost surely, 282654866 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82654866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107557632).
82654866 is an abundant number, since it is smaller than the sum of its proper divisors (132460398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82654866 is a wasteful number, since it uses less digits than its factorization.
82654866 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3076 (or 3066 counting only the distinct ones).
The product of its digits is 552960, while the sum is 45.
The square root of 82654866 is about 9091.4721580171. The cubic root of 82654866 is about 435.6016091232.
It can be divided in two parts, 8265 and 4866, that added together give a palindrome (13131).
The spelling of 82654866 in words is "eighty-two million, six hundred fifty-four thousand, eight hundred sixty-six".
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