Base | Representation |
---|---|
bin | 111111110111111… |
… | …0111001110100011 |
3 | 12112100220112221222 |
4 | 1333233313032203 |
5 | 13342133102121 |
6 | 552401205255 |
7 | 104053232135 |
oct | 17757671643 |
9 | 5470815858 |
10 | 2143253411 |
11 | 9aa8a1012 |
12 | 4b993082b |
13 | 2820534b0 |
14 | 164909055 |
15 | c825d0ab |
hex | 7fbf73a3 |
2143253411 has 16 divisors (see below), whose sum is σ = 2373688800. Its totient is φ = 1922942208.
The previous prime is 2143253401. The next prime is 2143253443. The reversal of 2143253411 is 1143523412.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2143253411 - 210 = 2143252387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2143253401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52565 + ... + 83961.
It is an arithmetic number, because the mean of its divisors is an integer number (148355550).
Almost surely, 22143253411 is an apocalyptic number.
2143253411 is a deficient number, since it is larger than the sum of its proper divisors (230435389).
2143253411 is a wasteful number, since it uses less digits than its factorization.
2143253411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31558.
The product of its digits is 2880, while the sum is 26.
The square root of 2143253411 is about 46295.2849759022. The cubic root of 2143253411 is about 1289.3114549570.
Adding to 2143253411 its reverse (1143523412), we get a palindrome (3286776823).
The spelling of 2143253411 in words is "two billion, one hundred forty-three million, two hundred fifty-three thousand, four hundred eleven".
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