Base | Representation |
---|---|
bin | 1111011101100000111… |
… | …01001100100101001010 |
3 | 1212210020010110100021000 |
4 | 13232300131030211022 |
5 | 32200440300434010 |
6 | 1044014323155430 |
7 | 53244441400650 |
oct | 7566035144512 |
9 | 1783203410230 |
10 | 531241421130 |
11 | 195330a29602 |
12 | 86b5b815b76 |
13 | 3b13277a994 |
14 | 1b9d84a0dd0 |
15 | dc4372a7c0 |
hex | 7bb074c94a |
531241421130 has 64 divisors (see below), whose sum is σ = 1619021479680. Its totient is φ = 121426610112.
The previous prime is 531241421077. The next prime is 531241421131. The reversal of 531241421130 is 31124142135.
531241421130 is a `hidden beast` number, since 5 + 3 + 1 + 2 + 414 + 211 + 30 = 666.
531241421130 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 531241421094 and 531241421103.
It is not an unprimeable number, because it can be changed into a prime (531241421131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140538169 + ... + 140541948.
It is an arithmetic number, because the mean of its divisors is an integer number (25297210620).
Almost surely, 2531241421130 is an apocalyptic number.
531241421130 is an abundant number, since it is smaller than the sum of its proper divisors (1087780058550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531241421130 is a wasteful number, since it uses less digits than its factorization.
531241421130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281080140 (or 281080134 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
Adding to 531241421130 its reverse (31124142135), we get a palindrome (562365563265).
The spelling of 531241421130 in words is "five hundred thirty-one billion, two hundred forty-one million, four hundred twenty-one thousand, one hundred thirty".
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