Base | Representation |
---|---|
bin | 10001000000111… |
… | …01110110010010 |
3 | 100221120100211020 |
4 | 20200131312102 |
5 | 243014303334 |
6 | 22055100310 |
7 | 3352113231 |
oct | 1040356622 |
9 | 327510736 |
10 | 142728594 |
11 | 73626118 |
12 | 3b971696 |
13 | 237542b8 |
14 | 14d54b18 |
15 | c7e4e49 |
hex | 881dd92 |
142728594 has 16 divisors (see below), whose sum is σ = 285841440. Its totient is φ = 47512160.
The previous prime is 142728587. The next prime is 142728623. The reversal of 142728594 is 495827241.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11064 + ... + 20195.
It is an arithmetic number, because the mean of its divisors is an integer number (17865090).
Almost surely, 2142728594 is an apocalyptic number.
142728594 is an abundant number, since it is smaller than the sum of its proper divisors (143112846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142728594 is a wasteful number, since it uses less digits than its factorization.
142728594 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32025.
The product of its digits is 161280, while the sum is 42.
The square root of 142728594 is about 11946.9072985438. The cubic root of 142728594 is about 522.6011116638.
The spelling of 142728594 in words is "one hundred forty-two million, seven hundred twenty-eight thousand, five hundred ninety-four".
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