Base | Representation |
---|---|
bin | 100000110101111001010111… |
… | …001000110110111011100101 |
3 | 200221102110000102100102200222 |
4 | 200311321113020312323211 |
5 | 122413011100244320141 |
6 | 1231111213215414125 |
7 | 42265350613225151 |
oct | 4065712710667345 |
9 | 627373012312628 |
10 | 144441212104421 |
11 | 420291a0727241 |
12 | 14249811824345 |
13 | 627999506b86b |
14 | 2794dc5d5c061 |
15 | 11a73a9ea414b |
hex | 835e57236ee5 |
144441212104421 has 4 divisors (see below), whose sum is σ = 144456996313344. Its totient is φ = 144425427895500.
The previous prime is 144441212104361. The next prime is 144441212104459. The reversal of 144441212104421 is 124401212144441.
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 144441212104421 - 226 = 144441144995557 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 (144441212104481) 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, 7892090735 + ... + 7892109036.
It is an arithmetic number, because the mean of its divisors is an integer number (36114249078336).
Almost surely, 2144441212104421 is an apocalyptic number.
It is an amenable number.
144441212104421 is a deficient number, since it is larger than the sum of its proper divisors (15784208923).
144441212104421 is an equidigital number, since it uses as much as digits as its factorization.
144441212104421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15784208922.
The product of its (nonzero) digits is 32768, while the sum is 35.
Adding to 144441212104421 its reverse (124401212144441), we get a palindrome (268842424248862).
The spelling of 144441212104421 in words is "one hundred forty-four trillion, four hundred forty-one billion, two hundred twelve million, one hundred four thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •