Base | Representation |
---|---|
bin | 1000011001000111011… |
… | …1011011000101111111 |
3 | 111210011020021002202211 |
4 | 2012101313123011333 |
5 | 4330240333132413 |
6 | 150122542201251 |
7 | 13262641343200 |
oct | 2062167330577 |
9 | 453136232684 |
10 | 144181145983 |
11 | 56168552a96 |
12 | 23b39b83227 |
13 | 10799b99084 |
14 | 6d9aa575a7 |
15 | 3b3cd2983d |
hex | 2191ddb17f |
144181145983 has 12 divisors (see below), whose sum is σ = 170563655880. Its totient is φ = 121489195632.
The previous prime is 144181145959. The next prime is 144181145989. The reversal of 144181145983 is 389541181441.
It is a de Polignac number, because none of the positive numbers 2k-144181145983 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144181145989) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24933316 + ... + 24939097.
It is an arithmetic number, because the mean of its divisors is an integer number (14213637990).
Almost surely, 2144181145983 is an apocalyptic number.
144181145983 is a deficient number, since it is larger than the sum of its proper divisors (26382509897).
144181145983 is an equidigital number, since it uses as much as digits as its factorization.
144181145983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49872486 (or 49872479 counting only the distinct ones).
The product of its digits is 552960, while the sum is 49.
The spelling of 144181145983 in words is "one hundred forty-four billion, one hundred eighty-one million, one hundred forty-five thousand, nine hundred eighty-three".
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