Base | Representation |
---|---|
bin | 100101011110101000… |
… | …100101101100100011 |
3 | 10211212120011221110021 |
4 | 211132220211230203 |
5 | 1124404023413011 |
6 | 30253114214311 |
7 | 2623146535246 |
oct | 453650455443 |
9 | 124776157407 |
10 | 40242404131 |
11 | 16080873936 |
12 | 7971124397 |
13 | 3a44365767 |
14 | 1d3a86b25d |
15 | 10a7e1a471 |
hex | 95ea25b23 |
40242404131 has 8 divisors (see below), whose sum is σ = 42611774544. Its totient is φ = 37873274880.
The previous prime is 40242404129. The next prime is 40242404143. The reversal of 40242404131 is 13140424204.
40242404131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40242404131 - 21 = 40242404129 is a prime.
It is a super-2 number, since 2×402424041312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40242404096 and 40242404105.
It is not an unprimeable number, because it can be changed into a prime (40242404171) 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, 371811 + ... + 467683.
It is an arithmetic number, because the mean of its divisors is an integer number (5326471818).
Almost surely, 240242404131 is an apocalyptic number.
40242404131 is a deficient number, since it is larger than the sum of its proper divisors (2369370413).
40242404131 is a wasteful number, since it uses less digits than its factorization.
40242404131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120581.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 40242404131 its reverse (13140424204), we get a palindrome (53382828335).
The spelling of 40242404131 in words is "forty billion, two hundred forty-two million, four hundred four thousand, one hundred thirty-one".
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