Base | Representation |
---|---|
bin | 1001111000100… |
… | …11100100011100 |
3 | 12210000122122110 |
4 | 10330103210130 |
5 | 132211331120 |
6 | 12121114020 |
7 | 2024534310 |
oct | 474234434 |
9 | 183018573 |
10 | 82917660 |
11 | 428942a1 |
12 | 23928910 |
13 | 14242407 |
14 | b025b40 |
15 | 742d2e0 |
hex | 4f1391c |
82917660 has 48 divisors (see below), whose sum is σ = 265337856. Its totient is φ = 18952512.
The previous prime is 82917649. The next prime is 82917661. The reversal of 82917660 is 6671928.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82917661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98292 + ... + 99131.
It is an arithmetic number, because the mean of its divisors is an integer number (5527872).
Almost surely, 282917660 is an apocalyptic number.
It is an amenable number.
82917660 is an abundant number, since it is smaller than the sum of its proper divisors (182420196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82917660 is a wasteful number, since it uses less digits than its factorization.
82917660 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197442 (or 197440 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 82917660 is about 9105.9134632391. The cubic root of 82917660 is about 436.0627732753.
It can be divided in two parts, 8291 and 7660, that added together give a palindrome (15951).
The spelling of 82917660 in words is "eighty-two million, nine hundred seventeen thousand, six hundred sixty".
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