Base | Representation |
---|---|
bin | 1001111001001… |
… | …01010101011000 |
3 | 12210011100110102 |
4 | 10330211111120 |
5 | 132221143144 |
6 | 12122434532 |
7 | 2025256406 |
oct | 474452530 |
9 | 183140412 |
10 | 82990424 |
11 | 42933a30 |
12 | 23962a48 |
13 | 1426957a |
14 | b044476 |
15 | 7444b4e |
hex | 4f25558 |
82990424 has 16 divisors (see below), whose sum is σ = 169753320. Its totient is φ = 37722880.
The previous prime is 82990393. The next prime is 82990429. The reversal of 82990424 is 42409928.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82990429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471449 + ... + 471624.
Almost surely, 282990424 is an apocalyptic number.
It is an amenable number.
82990424 is an abundant number, since it is smaller than the sum of its proper divisors (86762896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82990424 is a wasteful number, since it uses less digits than its factorization.
82990424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 943090 (or 943086 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 38.
The square root of 82990424 is about 9109.9080127079. The cubic root of 82990424 is about 436.1902909225.
It can be divided in two parts, 829904 and 24, that added together give a palindrome (829928).
The spelling of 82990424 in words is "eighty-two million, nine hundred ninety thousand, four hundred twenty-four".
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