Base | Representation |
---|---|
bin | 1001111000110… |
… | …10000111010111 |
3 | 12210002000102110 |
4 | 10330122013113 |
5 | 132213210341 |
6 | 12121442103 |
7 | 2025005421 |
oct | 474320727 |
9 | 183060373 |
10 | 82944471 |
11 | 42902455 |
12 | 23940333 |
13 | 1425168c |
14 | b031811 |
15 | 7436216 |
hex | 4f1a1d7 |
82944471 has 4 divisors (see below), whose sum is σ = 110592632. Its totient is φ = 55296312.
The previous prime is 82944469. The next prime is 82944527. The reversal of 82944471 is 17444928.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 82944471 - 21 = 82944469 is a prime.
It is a super-3 number, since 3×829444713 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82944431) 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, 13824076 + ... + 13824081.
It is an arithmetic number, because the mean of its divisors is an integer number (27648158).
Almost surely, 282944471 is an apocalyptic number.
82944471 is a deficient number, since it is larger than the sum of its proper divisors (27648161).
82944471 is a wasteful number, since it uses less digits than its factorization.
82944471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27648160.
The product of its digits is 64512, while the sum is 39.
The square root of 82944471 is about 9107.3855194562. The cubic root of 82944471 is about 436.1097677641.
The spelling of 82944471 in words is "eighty-two million, nine hundred forty-four thousand, four hundred seventy-one".
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