Base | Representation |
---|---|
bin | 1000010001111001011… |
… | …0000010011010111011 |
3 | 111121011011022210222001 |
4 | 2010132112002122323 |
5 | 4312303202424311 |
6 | 145202345241431 |
7 | 13163625446455 |
oct | 2043626023273 |
9 | 447134283861 |
10 | 142243014331 |
11 | 55363522aa0 |
12 | 23698a93277 |
13 | 1054b4a4202 |
14 | 6c554a52d5 |
15 | 3a77ad84c1 |
hex | 211e5826bb |
142243014331 has 8 divisors (see below), whose sum is σ = 157043767104. Its totient is φ = 127753856520.
The previous prime is 142243014313. The next prime is 142243014337. The reversal of 142243014331 is 133410342241.
It is a happy number.
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 142243014331 - 235 = 107883275963 is a prime.
It is a super-2 number, since 2×1422430143312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142243014331.
It is not an unprimeable number, because it can be changed into a prime (142243014337) 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, 77897781 + ... + 77899606.
It is an arithmetic number, because the mean of its divisors is an integer number (19630470888).
Almost surely, 2142243014331 is an apocalyptic number.
142243014331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
142243014331 is a deficient number, since it is larger than the sum of its proper divisors (14800752773).
142243014331 is a wasteful number, since it uses less digits than its factorization.
142243014331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155797481.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 142243014331 its reverse (133410342241), we get a palindrome (275653356572).
The spelling of 142243014331 in words is "one hundred forty-two billion, two hundred forty-three million, fourteen thousand, three hundred thirty-one".
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