Base | Representation |
---|---|
bin | 1000011010011101100… |
… | …0001000010001011101 |
3 | 111211002101100110220122 |
4 | 2012213120020101131 |
5 | 4332010230304211 |
6 | 150222433324325 |
7 | 13304613035606 |
oct | 2064730102135 |
9 | 454071313818 |
10 | 144542041181 |
11 | 5633323998a |
12 | 2401aa066a5 |
13 | 10826898425 |
14 | 6dd295cdad |
15 | 3b5e8666db |
hex | 21a760845d |
144542041181 has 2 divisors, whose sum is σ = 144542041182. Its totient is φ = 144542041180.
The previous prime is 144542041109. The next prime is 144542041201. The reversal of 144542041181 is 181140245441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 141651365956 + 2890675225 = 376366^2 + 53765^2 .
It is a cyclic number.
It is not a de Polignac number, because 144542041181 - 214 = 144542024797 is a prime.
It is a super-2 number, since 2×1445420411812 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144542041081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72271020590 + 72271020591.
It is an arithmetic number, because the mean of its divisors is an integer number (72271020591).
Almost surely, 2144542041181 is an apocalyptic number.
It is an amenable number.
144542041181 is a deficient number, since it is larger than the sum of its proper divisors (1).
144542041181 is an equidigital number, since it uses as much as digits as its factorization.
144542041181 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20480, while the sum is 35.
The spelling of 144542041181 in words is "one hundred forty-four billion, five hundred forty-two million, forty-one thousand, one hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.467 sec. • engine limits •