Base | Representation |
---|---|
bin | 100000110010100111101001… |
… | …000011111000001110111001 |
3 | 200220121220202212212011221011 |
4 | 200302213221003320032321 |
5 | 122400313410403142011 |
6 | 1230415532253313521 |
7 | 42243156406404655 |
oct | 4062475103701671 |
9 | 626556685764834 |
10 | 144216027005881 |
11 | 41a517455a4816 |
12 | 142120477958a1 |
13 | 626168907871c |
14 | 27881430ada65 |
15 | 11a15ca998621 |
hex | 8329e90f83b9 |
144216027005881 has 2 divisors, whose sum is σ = 144216027005882. Its totient is φ = 144216027005880.
The previous prime is 144216027005819. The next prime is 144216027005887. The reversal of 144216027005881 is 188500720612441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 82409448541225 + 61806578464656 = 9077965^2 + 7861716^2 .
It is a cyclic number.
It is not a de Polignac number, because 144216027005881 - 211 = 144216027003833 is a prime.
It is a super-2 number, since 2×1442160270058812 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (144216027005887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72108013502940 + 72108013502941.
It is an arithmetic number, because the mean of its divisors is an integer number (72108013502941).
Almost surely, 2144216027005881 is an apocalyptic number.
It is an amenable number.
144216027005881 is a deficient number, since it is larger than the sum of its proper divisors (1).
144216027005881 is an equidigital number, since it uses as much as digits as its factorization.
144216027005881 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 860160, while the sum is 49.
The spelling of 144216027005881 in words is "one hundred forty-four trillion, two hundred sixteen billion, twenty-seven million, five thousand, eight hundred eighty-one".
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