Base | Representation |
---|---|
bin | 100111011001100010… |
… | …010000100110011111 |
3 | 11001012021002021001110 |
4 | 213121202100212133 |
5 | 1143114402424211 |
6 | 31233452513103 |
7 | 3025224656211 |
oct | 473142204637 |
9 | 131167067043 |
10 | 42304342431 |
11 | 16a3977567a |
12 | 824777b793 |
13 | 3cb25b80b0 |
14 | 209464a5b1 |
15 | 1178e64ea6 |
hex | 9d989099f |
42304342431 has 16 divisors (see below), whose sum is σ = 62157366656. Its totient is φ = 25428011616.
The previous prime is 42304342429. The next prime is 42304342433. The reversal of 42304342431 is 13424340324.
It is a happy number.
42304342431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (42304342429) and next prime (42304342433).
It is not a de Polignac number, because 42304342431 - 21 = 42304342429 is a prime.
It is a super-2 number, since 2×423043424312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42304342433) 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, 12611425 + ... + 12614778.
It is an arithmetic number, because the mean of its divisors is an integer number (3884835416).
Almost surely, 242304342431 is an apocalyptic number.
42304342431 is a deficient number, since it is larger than the sum of its proper divisors (19853024225).
42304342431 is a wasteful number, since it uses less digits than its factorization.
42304342431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25226262.
The product of its (nonzero) digits is 27648, while the sum is 30.
Adding to 42304342431 its reverse (13424340324), we get a palindrome (55728682755).
The spelling of 42304342431 in words is "forty-two billion, three hundred four million, three hundred forty-two thousand, four hundred thirty-one".
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