Base | Representation |
---|---|
bin | 100111001000100110… |
… | …101111010100000011 |
3 | 11000110110121121202102 |
4 | 213020212233110003 |
5 | 1142024144213011 |
6 | 31145344541015 |
7 | 3015205456211 |
oct | 471046572403 |
9 | 130413547672 |
10 | 42020304131 |
11 | 16903403483 |
12 | 818862176b |
13 | 3c687b85b0 |
14 | 2068a2dcb1 |
15 | 115e05a73b |
hex | 9c89af503 |
42020304131 has 16 divisors (see below), whose sum is σ = 46118540160. Its totient is φ = 38046153600.
The previous prime is 42020304127. The next prime is 42020304133. The reversal of 42020304131 is 13140302024.
It is not a de Polignac number, because 42020304131 - 22 = 42020304127 is a prime.
It is a super-2 number, since 2×420203041312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42020304133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4336550 + ... + 4346228.
It is an arithmetic number, because the mean of its divisors is an integer number (2882408760).
Almost surely, 242020304131 is an apocalyptic number.
42020304131 is a deficient number, since it is larger than the sum of its proper divisors (4098236029).
42020304131 is a wasteful number, since it uses less digits than its factorization.
42020304131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16046.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 42020304131 its reverse (13140302024), we get a palindrome (55160606155).
The spelling of 42020304131 in words is "forty-two billion, twenty million, three hundred four thousand, one hundred thirty-one".
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