Base | Representation |
---|---|
bin | 101101100110111… |
… | …0010100010010101 |
3 | 10221122121101220202 |
4 | 1123031302202111 |
5 | 11113231412100 |
6 | 411504310245 |
7 | 52631455046 |
oct | 13315624225 |
9 | 3848541822 |
10 | 1530341525 |
11 | 715924269 |
12 | 368612385 |
13 | 1b508683b |
14 | 1073608cd |
15 | 8e53e7d5 |
hex | 5b372895 |
1530341525 has 6 divisors (see below), whose sum is σ = 1897623522. Its totient is φ = 1224273200.
The previous prime is 1530341521. The next prime is 1530341531. The reversal of 1530341525 is 5251430351.
It can be written as a sum of positive squares in 3 ways, for example, as 11992369 + 1518349156 = 3463^2 + 38966^2 .
It is not a de Polignac number, because 1530341525 - 22 = 1530341521 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1530341521) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30606806 + ... + 30606855.
It is an arithmetic number, because the mean of its divisors is an integer number (316270587).
Almost surely, 21530341525 is an apocalyptic number.
It is an amenable number.
1530341525 is a deficient number, since it is larger than the sum of its proper divisors (367281997).
1530341525 is an equidigital number, since it uses as much as digits as its factorization.
1530341525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61213671 (or 61213666 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 29.
The square root of 1530341525 is about 39119.5798162506. The cubic root of 1530341525 is about 1152.3810841869.
Adding to 1530341525 its reverse (5251430351), we get a palindrome (6781771876).
The spelling of 1530341525 in words is "one billion, five hundred thirty million, three hundred forty-one thousand, five hundred twenty-five".
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