Base | Representation |
---|---|
bin | 1000011001100000011… |
… | …0110111010101110111 |
3 | 111210102112021222110221 |
4 | 2012120012313111313 |
5 | 4330444134412033 |
6 | 150141202355211 |
7 | 13265352356431 |
oct | 2063006672567 |
9 | 453375258427 |
10 | 144285857143 |
11 | 5621167203a |
12 | 23b6905bb07 |
13 | 107b579c03c |
14 | 6daa913651 |
15 | 3b4711012d |
hex | 21981b7577 |
144285857143 has 32 divisors (see below), whose sum is σ = 150668828352. Its totient is φ = 138106368000.
The previous prime is 144285857129. The next prime is 144285857153. The reversal of 144285857143 is 341758582441.
It is a cyclic number.
It is not a de Polignac number, because 144285857143 - 237 = 6846903671 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 (144285857153) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83837523 + ... + 83839243.
It is an arithmetic number, because the mean of its divisors is an integer number (4708400886).
Almost surely, 2144285857143 is an apocalyptic number.
144285857143 is a deficient number, since it is larger than the sum of its proper divisors (6382971209).
144285857143 is a wasteful number, since it uses less digits than its factorization.
144285857143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2115.
The product of its digits is 4300800, while the sum is 52.
The spelling of 144285857143 in words is "one hundred forty-four billion, two hundred eighty-five million, eight hundred fifty-seven thousand, one hundred forty-three".
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