Base | Representation |
---|---|
bin | 1000010001111001101… |
… | …1000110010100010101 |
3 | 111121011020211012211102 |
4 | 2010132123012110111 |
5 | 4312304022403023 |
6 | 145202433515445 |
7 | 13163642643365 |
oct | 2043633062425 |
9 | 447136735742 |
10 | 142244341013 |
11 | 55364249825 |
12 | 23699412b85 |
13 | 1054b84a028 |
14 | 6c5572c9a5 |
15 | 3a77c9b628 |
hex | 211e6c6515 |
142244341013 has 4 divisors (see below), whose sum is σ = 146088782700. Its totient is φ = 138399899328.
The previous prime is 142244340991. The next prime is 142244341051. The reversal of 142244341013 is 310143442241.
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 116364218884 + 25880122129 = 341122^2 + 160873^2 .
It is a cyclic number.
It is not a de Polignac number, because 142244341013 - 28 = 142244340757 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 (142244361013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1922220788 + ... + 1922220861.
It is an arithmetic number, because the mean of its divisors is an integer number (36522195675).
Almost surely, 2142244341013 is an apocalyptic number.
It is an amenable number.
142244341013 is a deficient number, since it is larger than the sum of its proper divisors (3844441687).
142244341013 is an equidigital number, since it uses as much as digits as its factorization.
142244341013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3844441686.
The product of its (nonzero) digits is 9216, while the sum is 29.
Adding to 142244341013 its reverse (310143442241), we get a palindrome (452387783254).
The spelling of 142244341013 in words is "one hundred forty-two billion, two hundred forty-four million, three hundred forty-one thousand, thirteen".
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