Base | Representation |
---|---|
bin | 100111001001001111… |
… | …101010111111011011 |
3 | 11000111012210202211020 |
4 | 213021033222333123 |
5 | 1142034421044311 |
6 | 31150410533523 |
7 | 3015365616456 |
oct | 471117527733 |
9 | 130435722736 |
10 | 42031034331 |
11 | 16909472210 |
12 | 81901372a3 |
13 | 3c6aaa4620 |
14 | 206a22449d |
15 | 115ee79c06 |
hex | 9c93eafdb |
42031034331 has 32 divisors (see below), whose sum is σ = 66004931328. Its totient is φ = 23454541440.
The previous prime is 42031034323. The next prime is 42031034341. The reversal of 42031034331 is 13343013024.
It is not a de Polignac number, because 42031034331 - 23 = 42031034323 is a prime.
It is a super-2 number, since 2×420310343312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42031034321) 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 31 ways as a sum of consecutive naturals, for example, 46920 + ... + 293706.
It is an arithmetic number, because the mean of its divisors is an integer number (2062654104).
Almost surely, 242031034331 is an apocalyptic number.
42031034331 is a deficient number, since it is larger than the sum of its proper divisors (23973896997).
42031034331 is a wasteful number, since it uses less digits than its factorization.
42031034331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247211.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 42031034331 its reverse (13343013024), we get a palindrome (55374047355).
The spelling of 42031034331 in words is "forty-two billion, thirty-one million, thirty-four thousand, three hundred thirty-one".
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