Base | Representation |
---|---|
bin | 1000010001000111111… |
… | …0100011001000000000 |
3 | 111120121200220112022002 |
4 | 2010101332203020000 |
5 | 4311342043431430 |
6 | 145130014203132 |
7 | 13155526041542 |
oct | 2042176431000 |
9 | 446550815262 |
10 | 142035530240 |
11 | 5526739913a |
12 | 2363b4b34a8 |
13 | 105174c9566 |
14 | 6c35ad5692 |
15 | 3a647a1845 |
hex | 2111fa3200 |
142035530240 has 40 divisors (see below), whose sum is σ = 340552382940. Its totient is φ = 56814211072.
The previous prime is 142035530227. The next prime is 142035530257. The reversal of 142035530240 is 42035530241.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 133277565184 + 8757965056 = 365072^2 + 93584^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 27738755 + ... + 27743874.
Almost surely, 2142035530240 is an apocalyptic number.
142035530240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142035530240 is an abundant number, since it is smaller than the sum of its proper divisors (198516852700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142035530240 is an frugal number, since it uses more digits than its factorization.
142035530240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55482652 (or 55482636 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 29.
Subtracting from 142035530240 its reverse (42035530241), we obtain a palindrome (99999999999).
The spelling of 142035530240 in words is "one hundred forty-two billion, thirty-five million, five hundred thirty thousand, two hundred forty".
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