Base | Representation |
---|---|
bin | 101101100110111… |
… | …0010100010011010 |
3 | 10221122121101220221 |
4 | 1123031302202122 |
5 | 11113231412110 |
6 | 411504310254 |
7 | 52631455054 |
oct | 13315624232 |
9 | 3848541827 |
10 | 1530341530 |
11 | 715924273 |
12 | 36861238a |
13 | 1b5086843 |
14 | 1073608d4 |
15 | 8e53e7da |
hex | 5b37289a |
1530341530 has 16 divisors (see below), whose sum is σ = 2916651240. Its totient is φ = 576128512.
The previous prime is 1530341521. The next prime is 1530341531. The reversal of 1530341530 is 351430351.
It can be written as a sum of positive squares in 4 ways, for example, as 1198336689 + 332004841 = 34617^2 + 18221^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1530341495 and 1530341504.
It is not an unprimeable number, because it can be changed into a prime (1530341531) 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, 4500835 + ... + 4501174.
Almost surely, 21530341530 is an apocalyptic number.
1530341530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1530341530 is a deficient number, since it is larger than the sum of its proper divisors (1386309710).
1530341530 is a wasteful number, since it uses less digits than its factorization.
1530341530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9002033.
The product of its (nonzero) digits is 2700, while the sum is 25.
The square root of 1530341530 is about 39119.5798801572. The cubic root of 1530341530 is about 1152.3810854420.
Adding to 1530341530 its reverse (351430351), we get a palindrome (1881771881).
The spelling of 1530341530 in words is "one billion, five hundred thirty million, three hundred forty-one thousand, five hundred thirty".
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