Base | Representation |
---|---|
bin | 1001111001000… |
… | …11101111000111 |
3 | 12210011000111000 |
4 | 10330203233013 |
5 | 132220441004 |
6 | 12122344343 |
7 | 2025231336 |
oct | 474435707 |
9 | 183130430 |
10 | 82983879 |
11 | 4292a020 |
12 | 2395b0b3 |
13 | 142665b4 |
14 | b041d1d |
15 | 7442c39 |
hex | 4f23bc7 |
82983879 has 16 divisors (see below), whose sum is σ = 134115840. Its totient is φ = 50293080.
The previous prime is 82983871. The next prime is 82983881. The reversal of 82983879 is 97838928.
It is not a de Polignac number, because 82983879 - 23 = 82983871 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82983871) 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, 139407 + ... + 140000.
It is an arithmetic number, because the mean of its divisors is an integer number (8382240).
Almost surely, 282983879 is an apocalyptic number.
82983879 is a deficient number, since it is larger than the sum of its proper divisors (51131961).
82983879 is a wasteful number, since it uses less digits than its factorization.
82983879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279427 (or 279421 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 54.
The square root of 82983879 is about 9109.5487813612. The cubic root of 82983879 is about 436.1788239750.
The spelling of 82983879 in words is "eighty-two million, nine hundred eighty-three thousand, eight hundred seventy-nine".
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