Base | Representation |
---|---|
bin | 1001110101001… |
… | …11011101010101 |
3 | 12202012011012121 |
4 | 10322213131111 |
5 | 132103143322 |
6 | 12103415541 |
7 | 2021011264 |
oct | 472473525 |
9 | 182164177 |
10 | 82474837 |
11 | 42611625 |
12 | 237545b1 |
13 | 141189a3 |
14 | ad4c5db |
15 | 7391ec7 |
hex | 4ea7755 |
82474837 has 16 divisors (see below), whose sum is σ = 89579520. Its totient is φ = 75642112.
The previous prime is 82474829. The next prime is 82474853. The reversal of 82474837 is 73847428.
It is not a de Polignac number, because 82474837 - 23 = 82474829 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82474793 and 82474802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82474037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215148 + ... + 215530.
It is an arithmetic number, because the mean of its divisors is an integer number (5598720).
Almost surely, 282474837 is an apocalyptic number.
It is an amenable number.
82474837 is a deficient number, since it is larger than the sum of its proper divisors (7104683).
82474837 is a wasteful number, since it uses less digits than its factorization.
82474837 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 692.
The product of its digits is 301056, while the sum is 43.
The square root of 82474837 is about 9081.5657790934. The cubic root of 82474837 is about 435.2851206912.
The spelling of 82474837 in words is "eighty-two million, four hundred seventy-four thousand, eight hundred thirty-seven".
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