Base | Representation |
---|---|
bin | 111000000001100111… |
… | …0001101110010011111 |
3 | 102111112211101220011021 |
4 | 1300003032031302133 |
5 | 3432400131024211 |
6 | 131134320105011 |
7 | 11456320560046 |
oct | 1600316156237 |
9 | 374484356137 |
10 | 120313142431 |
11 | 4702a6a5719 |
12 | 1b398765167 |
13 | b465037151 |
14 | 5b74b7b55d |
15 | 31e270d771 |
hex | 1c0338dc9f |
120313142431 has 4 divisors (see below), whose sum is σ = 120484773864. Its totient is φ = 120141511000.
The previous prime is 120313142419. The next prime is 120313142437. The reversal of 120313142431 is 134241313021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 120313142431 - 29 = 120313141919 is a prime.
It is a super-2 number, since 2×1203131424312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120313142396 and 120313142405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120313142437) by changing a digit.
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, 85814665 + ... + 85816066.
It is an arithmetic number, because the mean of its divisors is an integer number (30121193466).
Almost surely, 2120313142431 is an apocalyptic number.
120313142431 is a deficient number, since it is larger than the sum of its proper divisors (171631433).
120313142431 is an equidigital number, since it uses as much as digits as its factorization.
120313142431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171631432.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 120313142431 its reverse (134241313021), we get a palindrome (254554455452).
The spelling of 120313142431 in words is "one hundred twenty billion, three hundred thirteen million, one hundred forty-two thousand, four hundred thirty-one".
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