Base | Representation |
---|---|
bin | 101101100110111… |
… | …0010100010011011 |
3 | 10221122121101220222 |
4 | 1123031302202123 |
5 | 11113231412111 |
6 | 411504310255 |
7 | 52631455055 |
oct | 13315624233 |
9 | 3848541828 |
10 | 1530341531 |
11 | 715924274 |
12 | 36861238b |
13 | 1b5086844 |
14 | 1073608d5 |
15 | 8e53e7db |
hex | 5b37289b |
1530341531 has 2 divisors, whose sum is σ = 1530341532. Its totient is φ = 1530341530.
The previous prime is 1530341521. The next prime is 1530341539. The reversal of 1530341531 is 1351430351.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1530341531 - 210 = 1530340507 is a prime.
It is a super-2 number, since 2×15303415312 = 4683890403006847922, which contains 22 as substring.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1530341531.
It is not a weakly prime, because it can be changed into another prime (1530341539) 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 as a sum of consecutive naturals, namely, 765170765 + 765170766.
It is an arithmetic number, because the mean of its divisors is an integer number (765170766).
Almost surely, 21530341531 is an apocalyptic number.
1530341531 is a deficient number, since it is larger than the sum of its proper divisors (1).
1530341531 is an equidigital number, since it uses as much as digits as its factorization.
1530341531 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2700, while the sum is 26.
The square root of 1530341531 is about 39119.5798929385. The cubic root of 1530341531 is about 1152.3810856930.
Adding to 1530341531 its reverse (1351430351), we get a palindrome (2881771882).
The spelling of 1530341531 in words is "one billion, five hundred thirty million, three hundred forty-one thousand, five hundred thirty-one".
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