Base | Representation |
---|---|
bin | 1001110010110… |
… | …00011100101110 |
3 | 12201120201021120 |
4 | 10321120130232 |
5 | 132012314324 |
6 | 12052441410 |
7 | 2015162625 |
oct | 471303456 |
9 | 181521246 |
10 | 82151214 |
11 | 42410472 |
12 | 23619266 |
13 | 140345b2 |
14 | aca66bc |
15 | 732b179 |
hex | 4e5872e |
82151214 has 8 divisors (see below), whose sum is σ = 164302440. Its totient is φ = 27383736.
The previous prime is 82151203. The next prime is 82151227. The reversal of 82151214 is 41215128.
It is a sphenic number, since it is the product of 3 distinct primes.
82151214 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6845929 + ... + 6845940.
It is an arithmetic number, because the mean of its divisors is an integer number (20537805).
Almost surely, 282151214 is an apocalyptic number.
82151214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82151214 is a wasteful number, since it uses less digits than its factorization.
82151214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13691874.
The product of its digits is 640, while the sum is 24.
The square root of 82151214 is about 9063.7306888499. The cubic root of 82151214 is about 434.7150359823.
The spelling of 82151214 in words is "eighty-two million, one hundred fifty-one thousand, two hundred fourteen".
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