Base | Representation |
---|---|
bin | 11111101100011… |
… | …011011101111101 |
3 | 1101001120012220010 |
4 | 133230123131331 |
5 | 2042111144131 |
6 | 124433013433 |
7 | 16114501653 |
oct | 3754333575 |
9 | 1331505803 |
10 | 531740541 |
11 | 2531765a2 |
12 | 12a0b4279 |
13 | 86219397 |
14 | 50898dd3 |
15 | 31a37b46 |
hex | 1fb1b77d |
531740541 has 16 divisors (see below), whose sum is σ = 719760704. Its totient is φ = 349121664.
The previous prime is 531740527. The next prime is 531740567. The reversal of 531740541 is 145047135.
It is not a de Polignac number, because 531740541 - 214 = 531724157 is a prime.
It is the 23060-th Hogben number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 531740499 and 531740508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531740141) by changing a digit.
It is a nontrivial repunit in base 23059.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197295 + ... + 199971.
It is an arithmetic number, because the mean of its divisors is an integer number (44985044).
Almost surely, 2531740541 is an apocalyptic number.
It is an amenable number.
531740541 is a deficient number, since it is larger than the sum of its proper divisors (188020163).
531740541 is a wasteful number, since it uses less digits than its factorization.
531740541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3660.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 531740541 is about 23059.5000162623. The cubic root of 531740541 is about 810.1521540110.
Adding to 531740541 its reverse (145047135), we get a palindrome (676787676).
The spelling of 531740541 in words is "five hundred thirty-one million, seven hundred forty thousand, five hundred forty-one".
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