Base | Representation |
---|---|
bin | 1101011101101101101… |
… | …0100010000010001110 |
3 | 211010001200220122210110 |
4 | 3113123122202002032 |
5 | 12242212443312032 |
6 | 254133035020450 |
7 | 22466121142353 |
oct | 3273332420216 |
9 | 733050818713 |
10 | 231314432142 |
11 | 8a110a6a592 |
12 | 389b689a726 |
13 | 18a74b03271 |
14 | b2a4d2662a |
15 | 603c68e7cc |
hex | 35db6a208e |
231314432142 has 8 divisors (see below), whose sum is σ = 462628864296. Its totient is φ = 77104810712.
The previous prime is 231314432033. The next prime is 231314432159. The reversal of 231314432142 is 241234413132.
231314432142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
231314432142 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19276202673 + ... + 19276202684.
It is an arithmetic number, because the mean of its divisors is an integer number (57828608037).
Almost surely, 2231314432142 is an apocalyptic number.
231314432142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231314432142 is a wasteful number, since it uses less digits than its factorization.
231314432142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38552405362.
The product of its digits is 13824, while the sum is 30.
Adding to 231314432142 its reverse (241234413132), we get a palindrome (472548845274).
The spelling of 231314432142 in words is "two hundred thirty-one billion, three hundred fourteen million, four hundred thirty-two thousand, one hundred forty-two".
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