Base | Representation |
---|---|
bin | 10001001010111… |
… | …10011110111001 |
3 | 101001001002100200 |
4 | 20211132132321 |
5 | 243333320123 |
6 | 22143152413 |
7 | 3366223161 |
oct | 1045363671 |
9 | 331032320 |
10 | 144041913 |
11 | 74342904 |
12 | 402a5709 |
13 | 23ac4002 |
14 | 151b75a1 |
15 | c9a4143 |
hex | 895e7b9 |
144041913 has 6 divisors (see below), whose sum is σ = 208060554. Its totient is φ = 96027936.
The previous prime is 144041881. The next prime is 144041941. The reversal of 144041913 is 319140441.
It can be written as a sum of positive squares in only one way, i.e., 106440489 + 37601424 = 10317^2 + 6132^2 .
It is not a de Polignac number, because 144041913 - 25 = 144041881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144041713) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8002320 + ... + 8002337.
It is an arithmetic number, because the mean of its divisors is an integer number (34676759).
Almost surely, 2144041913 is an apocalyptic number.
It is an amenable number.
144041913 is a deficient number, since it is larger than the sum of its proper divisors (64018641).
144041913 is a wasteful number, since it uses less digits than its factorization.
144041913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16004663 (or 16004660 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 144041913 is about 12001.7462479424. The cubic root of 144041913 is about 524.1991272116.
The spelling of 144041913 in words is "one hundred forty-four million, forty-one thousand, nine hundred thirteen".
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