Base | Representation |
---|---|
bin | 1001110111010… |
… | …10101001001000 |
3 | 12202201010200201 |
4 | 10323222221020 |
5 | 132141000044 |
6 | 12113341544 |
7 | 2023235500 |
oct | 473525110 |
9 | 182633621 |
10 | 82750024 |
11 | 4278a355 |
12 | 238678b4 |
13 | 141b4016 |
14 | adc0a00 |
15 | 73e87d4 |
hex | 4eeaa48 |
82750024 has 24 divisors (see below), whose sum is σ = 180488790. Its totient is φ = 35464128.
The previous prime is 82750009. The next prime is 82750027. The reversal of 82750024 is 42005728.
It can be written as a sum of positive squares in only one way, i.e., 71740900 + 11009124 = 8470^2 + 3318^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 82749974 and 82750001.
It is not an unprimeable number, because it can be changed into a prime (82750027) 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 5 ways as a sum of consecutive naturals, for example, 105157 + ... + 105940.
Almost surely, 282750024 is an apocalyptic number.
It is an amenable number.
82750024 is an abundant number, since it is smaller than the sum of its proper divisors (97738766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82750024 is a wasteful number, since it uses less digits than its factorization.
82750024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211117 (or 211106 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 28.
The square root of 82750024 is about 9096.7040184893. The cubic root of 82750024 is about 435.7687099164.
The spelling of 82750024 in words is "eighty-two million, seven hundred fifty thousand, twenty-four".
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