Base | Representation |
---|---|
bin | 1001110101011… |
… | …00011011111111 |
3 | 12202020012011221 |
4 | 10322230123333 |
5 | 132104321411 |
6 | 12104054211 |
7 | 2021124610 |
oct | 472543377 |
9 | 182205157 |
10 | 82495231 |
11 | 42625985 |
12 | 23764367 |
13 | 14125060 |
14 | ad55c07 |
15 | 7398071 |
hex | 4eac6ff |
82495231 has 8 divisors (see below), whose sum is σ = 101532704. Its totient is φ = 65270880.
The previous prime is 82495229. The next prime is 82495243. The reversal of 82495231 is 13259428.
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 82495231 - 21 = 82495229 is a prime.
It is a super-2 number, since 2×824952312 = 13610926275486722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82495531) 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, 453180 + ... + 453361.
It is an arithmetic number, because the mean of its divisors is an integer number (12691588).
Almost surely, 282495231 is an apocalyptic number.
82495231 is a deficient number, since it is larger than the sum of its proper divisors (19037473).
82495231 is a wasteful number, since it uses less digits than its factorization.
82495231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 906561.
The product of its digits is 17280, while the sum is 34.
The square root of 82495231 is about 9082.6885336887. The cubic root of 82495231 is about 435.3209961714.
The spelling of 82495231 in words is "eighty-two million, four hundred ninety-five thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •