Base | Representation |
---|---|
bin | 100111001010101110… |
… | …111101011010011111 |
3 | 11000112221210211202120 |
4 | 213022232331122133 |
5 | 1142112314412341 |
6 | 31153102154023 |
7 | 3016121134113 |
oct | 471256753237 |
9 | 130487724676 |
10 | 42056013471 |
11 | 1692158342a |
12 | 8198582913 |
13 | 3c7300c194 |
14 | 206d687743 |
15 | 1162261066 |
hex | 9cabbd69f |
42056013471 has 8 divisors (see below), whose sum is σ = 56147229360. Its totient is φ = 28001069952.
The previous prime is 42056013463. The next prime is 42056013487. The reversal of 42056013471 is 17431065024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42056013471 - 23 = 42056013463 is a prime.
It is a super-3 number, since 3×420560134713 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42056013401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9065386 + ... + 9070023.
It is an arithmetic number, because the mean of its divisors is an integer number (7018403670).
Almost surely, 242056013471 is an apocalyptic number.
42056013471 is a deficient number, since it is larger than the sum of its proper divisors (14091215889).
42056013471 is a wasteful number, since it uses less digits than its factorization.
42056013471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18136185.
The product of its (nonzero) digits is 20160, while the sum is 33.
Adding to 42056013471 its reverse (17431065024), we get a palindrome (59487078495).
The spelling of 42056013471 in words is "forty-two billion, fifty-six million, thirteen thousand, four hundred seventy-one".
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