Base | Representation |
---|---|
bin | 100000110100000001001110… |
… | …101011010001111101101101 |
3 | 200220222010001211001012022111 |
4 | 200310001032223101331231 |
5 | 122403402412101123341 |
6 | 1230532041423044021 |
7 | 42253133241005266 |
oct | 4064011653217555 |
9 | 626863054035274 |
10 | 144312221114221 |
11 | 41a89518675106 |
12 | 14228812a40611 |
13 | 626a77923a164 |
14 | 278ca6a8a796d |
15 | 11a3d5aa01681 |
hex | 83404ead1f6d |
144312221114221 has 16 divisors (see below), whose sum is σ = 147969752673600. Its totient is φ = 140668602439680.
The previous prime is 144312221114209. The next prime is 144312221114231. The reversal of 144312221114221 is 122411122213441.
It is a cyclic number.
It is not a de Polignac number, because 144312221114221 - 213 = 144312221106029 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 (144312221114231) 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 in 15 ways as a sum of consecutive naturals, for example, 56156955 + ... + 58670503.
It is an arithmetic number, because the mean of its divisors is an integer number (9248109542100).
Almost surely, 2144312221114221 is an apocalyptic number.
It is an amenable number.
144312221114221 is a deficient number, since it is larger than the sum of its proper divisors (3657531559379).
144312221114221 is a wasteful number, since it uses less digits than its factorization.
144312221114221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2516316.
The product of its digits is 6144, while the sum is 31.
Adding to 144312221114221 its reverse (122411122213441), we get a palindrome (266723343327662).
The spelling of 144312221114221 in words is "one hundred forty-four trillion, three hundred twelve billion, two hundred twenty-one million, one hundred fourteen thousand, two hundred twenty-one".
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