Base | Representation |
---|---|
bin | 1111011011101101… |
… | …01100010000011110 |
3 | 210101102122020111121 |
4 | 13231312230100132 |
5 | 113432042121132 |
6 | 3450055041154 |
7 | 412215424630 |
oct | 75566542036 |
9 | 23342566447 |
10 | 8285504542 |
11 | 3571a51217 |
12 | 17329701ba |
13 | a20737113 |
14 | 588586a50 |
15 | 3375e4497 |
hex | 1eddac41e |
8285504542 has 16 divisors (see below), whose sum is σ = 14204897280. Its totient is φ = 3550636728.
The previous prime is 8285504533. The next prime is 8285504543. The reversal of 8285504542 is 2454055828.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8285504543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290559 + ... + 317797.
It is an arithmetic number, because the mean of its divisors is an integer number (887806080).
Almost surely, 28285504542 is an apocalyptic number.
8285504542 is a deficient number, since it is larger than the sum of its proper divisors (5919392738).
8285504542 is a wasteful number, since it uses less digits than its factorization.
8285504542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48975.
The product of its (nonzero) digits is 512000, while the sum is 43.
The square root of 8285504542 is about 91024.7468658936. The cubic root of 8285504542 is about 2023.5144959154.
The spelling of 8285504542 in words is "eight billion, two hundred eighty-five million, five hundred four thousand, five hundred forty-two".
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