Base | Representation |
---|---|
bin | 1001110011101… |
… | …11101000110101 |
3 | 12201211012112002 |
4 | 10321313220311 |
5 | 132030411330 |
6 | 12055305045 |
7 | 2016234236 |
oct | 471675065 |
9 | 181735462 |
10 | 82278965 |
11 | 4249844a |
12 | 2367b185 |
13 | 1407a7a2 |
14 | acdb08d |
15 | 7353e45 |
hex | 4e77a35 |
82278965 has 8 divisors (see below), whose sum is σ = 99445920. Its totient is φ = 65349072.
The previous prime is 82278953. The next prime is 82278967. The reversal of 82278965 is 56987228.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 82278965 - 26 = 82278901 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82278967) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58499 + ... + 59888.
It is an arithmetic number, because the mean of its divisors is an integer number (12430740).
Almost surely, 282278965 is an apocalyptic number.
It is an amenable number.
82278965 is a deficient number, since it is larger than the sum of its proper divisors (17166955).
82278965 is a wasteful number, since it uses less digits than its factorization.
82278965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118531.
The product of its digits is 483840, while the sum is 47.
The square root of 82278965 is about 9070.7753251858. The cubic root of 82278965 is about 434.9402569117.
The spelling of 82278965 in words is "eighty-two million, two hundred seventy-eight thousand, nine hundred sixty-five".
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