Base | Representation |
---|---|
bin | 1001111001000… |
… | …00000000101001 |
3 | 12210010020112202 |
4 | 10330200000221 |
5 | 132214443432 |
6 | 12122145545 |
7 | 2025136004 |
oct | 474400051 |
9 | 183106482 |
10 | 82968617 |
11 | 42919606 |
12 | 239522b5 |
13 | 1425c674 |
14 | b03a53b |
15 | 743d462 |
hex | 4f20029 |
82968617 has 4 divisors (see below), whose sum is σ = 85645056. Its totient is φ = 80292180.
The previous prime is 82968593. The next prime is 82968671. The reversal of 82968617 is 71686928.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 82968617 - 210 = 82967593 is a prime.
It is a super-3 number, since 3×829686173 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82968317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1338173 + ... + 1338234.
It is an arithmetic number, because the mean of its divisors is an integer number (21411264).
Almost surely, 282968617 is an apocalyptic number.
It is an amenable number.
82968617 is a deficient number, since it is larger than the sum of its proper divisors (2676439).
82968617 is a wasteful number, since it uses less digits than its factorization.
82968617 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2676438.
The product of its digits is 290304, while the sum is 47.
The square root of 82968617 is about 9108.7110504176. The cubic root of 82968617 is about 436.1520823578.
The spelling of 82968617 in words is "eighty-two million, nine hundred sixty-eight thousand, six hundred seventeen".
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