Base | Representation |
---|---|
bin | 10011001010001011001010… |
… | …10101011011000110011001 |
3 | 12112011200120012222001222212 |
4 | 21211011211111123012121 |
5 | 21010233324241240210 |
6 | 225334421401324505 |
7 | 11605603206644126 |
oct | 1145054525330631 |
9 | 175150505861885 |
10 | 42131034321305 |
11 | 1247374257a986 |
12 | 488533a196735 |
13 | 1a67c2a0996a7 |
14 | a5921d95774d |
15 | 4d0dd176d805 |
hex | 26516555b199 |
42131034321305 has 8 divisors (see below), whose sum is σ = 50558845806144. Its totient is φ = 33703757710000.
The previous prime is 42131034321253. The next prime is 42131034321307. The reversal of 42131034321305 is 50312343013124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42131034321305 - 28 = 42131034321049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42131034321307) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133545071 + ... + 133860180.
It is an arithmetic number, because the mean of its divisors is an integer number (6319855725768).
Almost surely, 242131034321305 is an apocalyptic number.
It is an amenable number.
42131034321305 is a deficient number, since it is larger than the sum of its proper divisors (8427811484839).
42131034321305 is a wasteful number, since it uses less digits than its factorization.
42131034321305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 267436767.
The product of its (nonzero) digits is 25920, while the sum is 32.
Adding to 42131034321305 its reverse (50312343013124), we get a palindrome (92443377334429).
The spelling of 42131034321305 in words is "forty-two trillion, one hundred thirty-one billion, thirty-four million, three hundred twenty-one thousand, three hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •