Base | Representation |
---|---|
bin | 111111111001110… |
… | …1000111000110111 |
3 | 12112102202211202212 |
4 | 1333303220320313 |
5 | 13342411241010 |
6 | 552434324035 |
7 | 104064524030 |
oct | 17763507067 |
9 | 5472684685 |
10 | 2144243255 |
11 | a00407770 |
12 | 4ba12961b |
13 | 28230bbbb |
14 | 164ac5a87 |
15 | c83a6505 |
hex | 7fce8e37 |
2144243255 has 16 divisors (see below), whose sum is σ = 3208011264. Its totient is φ = 1336670880.
The previous prime is 2144243249. The next prime is 2144243261. The reversal of 2144243255 is 5523424412.
It is an interprime number because it is at equal distance from previous prime (2144243249) and next prime (2144243261).
It is not a de Polignac number, because 2144243255 - 26 = 2144243191 is a prime.
It is a super-2 number, since 2×21442432552 = 9195558273225990050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2784347 + ... + 2785116.
It is an arithmetic number, because the mean of its divisors is an integer number (200500704).
Almost surely, 22144243255 is an apocalyptic number.
2144243255 is a deficient number, since it is larger than the sum of its proper divisors (1063768009).
2144243255 is a wasteful number, since it uses less digits than its factorization.
2144243255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5569486.
The product of its digits is 38400, while the sum is 32.
The square root of 2144243255 is about 46305.9742905816. The cubic root of 2144243255 is about 1289.5099103801.
Adding to 2144243255 its reverse (5523424412), we get a palindrome (7667667667).
The spelling of 2144243255 in words is "two billion, one hundred forty-four million, two hundred forty-three thousand, two hundred fifty-five".
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