Base | Representation |
---|---|
bin | 1000010010100110010… |
… | …0011010001110000011 |
3 | 111121122021200022011000 |
4 | 2010221210122032003 |
5 | 4313144410044303 |
6 | 145233153423043 |
7 | 13201403224320 |
oct | 2045144321603 |
9 | 447567608130 |
10 | 142431331203 |
11 | 5544a856277 |
12 | 2372bb6aa83 |
13 | 1057b4ca805 |
14 | 6c724c5b47 |
15 | 3a893d5da3 |
hex | 212991a383 |
142431331203 has 16 divisors (see below), whose sum is σ = 241153576960. Its totient is φ = 81389332008.
The previous prime is 142431331153. The next prime is 142431331223. The reversal of 142431331203 is 302133134241.
It is a happy number.
142431331203 is a `hidden beast` number, since 1 + 424 + 3 + 1 + 3 + 31 + 203 = 666.
It is not a de Polignac number, because 142431331203 - 213 = 142431323011 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142431331223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376802275 + ... + 376802652.
It is an arithmetic number, because the mean of its divisors is an integer number (15072098560).
Almost surely, 2142431331203 is an apocalyptic number.
142431331203 is a deficient number, since it is larger than the sum of its proper divisors (98722245757).
142431331203 is an equidigital number, since it uses as much as digits as its factorization.
142431331203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 753604943 (or 753604937 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 142431331203 its reverse (302133134241), we get a palindrome (444564465444).
The spelling of 142431331203 in words is "one hundred forty-two billion, four hundred thirty-one million, three hundred thirty-one thousand, two hundred three".
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