Base | Representation |
---|---|
bin | 1000011001000001000… |
… | …1000111010111111001 |
3 | 111210002100210112101102 |
4 | 2012100101013113321 |
5 | 4330212001422041 |
6 | 150120143301145 |
7 | 13262164362302 |
oct | 2062021072771 |
9 | 453070715342 |
10 | 144154326521 |
11 | 561543a5147 |
12 | 23b30baa7b5 |
13 | 1079446897a |
14 | 6d972757a9 |
15 | 3b3a7cd09b |
hex | 21904475f9 |
144154326521 has 2 divisors, whose sum is σ = 144154326522. Its totient is φ = 144154326520.
The previous prime is 144154326497. The next prime is 144154326527. The reversal of 144154326521 is 125623451441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 115926630400 + 28227696121 = 340480^2 + 168011^2 .
It is a cyclic number.
It is not a de Polignac number, because 144154326521 - 226 = 144087217657 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (144154326527) 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 as a sum of consecutive naturals, namely, 72077163260 + 72077163261.
It is an arithmetic number, because the mean of its divisors is an integer number (72077163261).
Almost surely, 2144154326521 is an apocalyptic number.
It is an amenable number.
144154326521 is a deficient number, since it is larger than the sum of its proper divisors (1).
144154326521 is an equidigital number, since it uses as much as digits as its factorization.
144154326521 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 115200, while the sum is 38.
Adding to 144154326521 its reverse (125623451441), we get a palindrome (269777777962).
The spelling of 144154326521 in words is "one hundred forty-four billion, one hundred fifty-four million, three hundred twenty-six thousand, five hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •