Base | Representation |
---|---|
bin | 10000111101001… |
… | …11101010100010 |
3 | 100220122202210100 |
4 | 20132213222202 |
5 | 242403311024 |
6 | 22040443230 |
7 | 3345026016 |
oct | 1036475242 |
9 | 326582710 |
10 | 142244514 |
11 | 73325455 |
12 | 3b779516 |
13 | 23614b69 |
14 | 14c6a546 |
15 | c74b7c9 |
hex | 87a7aa2 |
142244514 has 24 divisors (see below), whose sum is σ = 308645532. Its totient is φ = 47345760.
The previous prime is 142244483. The next prime is 142244519. The reversal of 142244514 is 415442241.
142244514 is a `hidden beast` number, since 142 + 2 + 4 + 4 + 514 = 666.
142244514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 136118889 + 6125625 = 11667^2 + 2475^2 .
It is not an unprimeable number, because it can be changed into a prime (142244519) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7804 + ... + 18584.
Almost surely, 2142244514 is an apocalyptic number.
142244514 is an abundant number, since it is smaller than the sum of its proper divisors (166401018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142244514 is a wasteful number, since it uses less digits than its factorization.
142244514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11522 (or 11519 counting only the distinct ones).
The product of its digits is 5120, while the sum is 27.
The square root of 142244514 is about 11926.6304545752. The cubic root of 142244514 is about 522.0096224060.
Adding to 142244514 its reverse (415442241), we get a palindrome (557686755).
The spelling of 142244514 in words is "one hundred forty-two million, two hundred forty-four thousand, five hundred fourteen".
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