Base | Representation |
---|---|
bin | 1000010000111111101… |
… | …1010111100011111101 |
3 | 111120112022012102112001 |
4 | 2010033323113203331 |
5 | 4311304243021023 |
6 | 145122345142301 |
7 | 13154630535403 |
oct | 2041773274375 |
9 | 446468172461 |
10 | 142001142013 |
11 | 55249a40815 |
12 | 2362ba8a991 |
13 | 105103490b3 |
14 | 6c31303473 |
15 | 3a6175c6ad |
hex | 210fed78fd |
142001142013 has 4 divisors (see below), whose sum is σ = 142162324668. Its totient is φ = 141839959360.
The previous prime is 142001142007. The next prime is 142001142029. The reversal of 142001142013 is 310241100241.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 51927927129 + 90073214884 = 227877^2 + 300122^2 .
It is a cyclic number.
It is not a de Polignac number, because 142001142013 - 25 = 142001141981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142001242013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80590006 + ... + 80591767.
It is an arithmetic number, because the mean of its divisors is an integer number (35540581167).
Almost surely, 2142001142013 is an apocalyptic number.
It is an amenable number.
142001142013 is a deficient number, since it is larger than the sum of its proper divisors (161182655).
142001142013 is an equidigital number, since it uses as much as digits as its factorization.
142001142013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161182654.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 142001142013 its reverse (310241100241), we get a palindrome (452242242254).
The spelling of 142001142013 in words is "one hundred forty-two billion, one million, one hundred forty-two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.024 sec. • engine limits •