Base | Representation |
---|---|
bin | 1000011010011110000… |
… | …1111001010001111101 |
3 | 111211002120011112121122 |
4 | 2012213201321101331 |
5 | 4332011404214323 |
6 | 150223004240325 |
7 | 13304643560345 |
oct | 2064741712175 |
9 | 454076145548 |
10 | 144544601213 |
11 | 56334728311 |
12 | 2401b8400a5 |
13 | 1082728373c |
14 | 6dd3027d25 |
15 | 3b5ebbeec8 |
hex | 21a787947d |
144544601213 has 4 divisors (see below), whose sum is σ = 144550653660. Its totient is φ = 144538548768.
The previous prime is 144544601207. The next prime is 144544601221. The reversal of 144544601213 is 312106445441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 118145500729 + 26399100484 = 343723^2 + 162478^2 .
It is a cyclic number.
It is not a de Polignac number, because 144544601213 - 212 = 144544597117 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144544601203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2990258 + ... + 3038211.
It is an arithmetic number, because the mean of its divisors is an integer number (36137663415).
Almost surely, 2144544601213 is an apocalyptic number.
It is an amenable number.
144544601213 is a deficient number, since it is larger than the sum of its proper divisors (6052447).
144544601213 is an equidigital number, since it uses as much as digits as its factorization.
144544601213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6052446.
The product of its (nonzero) digits is 46080, while the sum is 35.
The spelling of 144544601213 in words is "one hundred forty-four billion, five hundred forty-four million, six hundred one thousand, two hundred thirteen".
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