Base | Representation |
---|---|
bin | 10001001010101… |
… | …11001111110101 |
3 | 101000222120201001 |
4 | 20211113033311 |
5 | 243331343102 |
6 | 22142403301 |
7 | 3366040603 |
oct | 1045271765 |
9 | 330876631 |
10 | 144012277 |
11 | 74322612 |
12 | 40290531 |
13 | 23ab3686 |
14 | 151aa873 |
15 | c99a487 |
hex | 89573f5 |
144012277 has 8 divisors (see below), whose sum is σ = 149490432. Its totient is φ = 138634800.
The previous prime is 144012247. The next prime is 144012299. The reversal of 144012277 is 772210441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144012277 - 215 = 143979509 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 (144012247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22249 + ... + 27982.
It is an arithmetic number, because the mean of its divisors is an integer number (18686304).
Almost surely, 2144012277 is an apocalyptic number.
It is an amenable number.
144012277 is a deficient number, since it is larger than the sum of its proper divisors (5478155).
144012277 is an equidigital number, since it uses as much as digits as its factorization.
144012277 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50339.
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 144012277 is about 12000.5115307640. The cubic root of 144012277 is about 524.1631741787.
The spelling of 144012277 in words is "one hundred forty-four million, twelve thousand, two hundred seventy-seven".
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