Base | Representation |
---|---|
bin | 10001000001101… |
… | …10001111100111 |
3 | 100221202102220011 |
4 | 20200312033213 |
5 | 243031003034 |
6 | 22101151051 |
7 | 3353010451 |
oct | 1040661747 |
9 | 327672804 |
10 | 142828519 |
11 | 736941a9 |
12 | 3b9bb487 |
13 | 2378a922 |
14 | 14d7d2d1 |
15 | c814864 |
hex | 88363e7 |
142828519 has 2 divisors, whose sum is σ = 142828520. Its totient is φ = 142828518.
The previous prime is 142828513. The next prime is 142828531. The reversal of 142828519 is 915828241.
142828519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 142828519 - 25 = 142828487 is a prime.
It is a super-2 number, since 2×1428285192 = 40799971679466722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142828513) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71414259 + 71414260.
It is an arithmetic number, because the mean of its divisors is an integer number (71414260).
Almost surely, 2142828519 is an apocalyptic number.
142828519 is a deficient number, since it is larger than the sum of its proper divisors (1).
142828519 is an equidigital number, since it uses as much as digits as its factorization.
142828519 is an evil number, because the sum of its binary digits is even.
The product of its digits is 46080, while the sum is 40.
The square root of 142828519 is about 11951.0886115031. The cubic root of 142828519 is about 522.7230417613.
It can be divided in two parts, 14282 and 8519, that added together give a square (22801 = 1512).
The spelling of 142828519 in words is "one hundred forty-two million, eight hundred twenty-eight thousand, five hundred nineteen".
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