Base | Representation |
---|---|
bin | 1000010001110010010… |
… | …0000101111011110111 |
3 | 111121002002010021000000 |
4 | 2010130210011323313 |
5 | 4312223031104221 |
6 | 145155401122343 |
7 | 13163113532040 |
oct | 2043444057367 |
9 | 447062107000 |
10 | 142213144311 |
11 | 55348681227 |
12 | 2368aa893b3 |
13 | 10545246444 |
14 | 6c5152b8c7 |
15 | 3a75187e26 |
hex | 211c905ef7 |
142213144311 has 56 divisors (see below), whose sum is σ = 243973688960. Its totient is φ = 81167548176.
The previous prime is 142213144303. The next prime is 142213144351. The reversal of 142213144311 is 113441312241.
It is a happy number.
142213144311 is a `hidden beast` number, since 1 + 4 + 2 + 213 + 1 + 443 + 1 + 1 = 666.
142213144311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142213144311 - 23 = 142213144303 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142213144351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4367256 + ... + 4399698.
Almost surely, 2142213144311 is an apocalyptic number.
142213144311 is a deficient number, since it is larger than the sum of its proper divisors (101760544649).
142213144311 is an frugal number, since it uses more digits than its factorization.
142213144311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33327 (or 33312 counting only the distinct ones).
The product of its digits is 2304, while the sum is 27.
Adding to 142213144311 its reverse (113441312241), we get a palindrome (255654456552).
The spelling of 142213144311 in words is "one hundred forty-two billion, two hundred thirteen million, one hundred forty-four thousand, three hundred eleven".
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