Base | Representation |
---|---|
bin | 100000010111000010111110… |
… | …011010111001001101111001 |
3 | 200122220202222021222001220002 |
4 | 200113002332122321031321 |
5 | 122123242340121311101 |
6 | 1222405245420042345 |
7 | 41656240531425416 |
oct | 4027027632711571 |
9 | 618822867861802 |
10 | 142321231041401 |
11 | 41391105685a35 |
12 | 13b669843933b5 |
13 | 6154ab0520759 |
14 | 272055489510d |
15 | 116c17da11d6b |
hex | 8170be6b9379 |
142321231041401 has 4 divisors (see below), whose sum is σ = 144733455296400. Its totient is φ = 139909006786404.
The previous prime is 142321231041397. The next prime is 142321231041413. The reversal of 142321231041401 is 104140132123241.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 142321231041401 - 22 = 142321231041397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142321231041001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1206112127411 + ... + 1206112127528.
It is an arithmetic number, because the mean of its divisors is an integer number (36183363824100).
Almost surely, 2142321231041401 is an apocalyptic number.
It is an amenable number.
142321231041401 is a deficient number, since it is larger than the sum of its proper divisors (2412224254999).
142321231041401 is an equidigital number, since it uses as much as digits as its factorization.
142321231041401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2412224254998.
The product of its (nonzero) digits is 4608, while the sum is 29.
Adding to 142321231041401 its reverse (104140132123241), we get a palindrome (246461363164642).
The spelling of 142321231041401 in words is "one hundred forty-two trillion, three hundred twenty-one billion, two hundred thirty-one million, forty-one thousand, four hundred one".
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