Base | Representation |
---|---|
bin | 101101100110110… |
… | …1000110001011010 |
3 | 10221122112101001110 |
4 | 1123031220301122 |
5 | 11113224122110 |
6 | 411503401150 |
7 | 52631230332 |
oct | 13315506132 |
9 | 3848471043 |
10 | 1530301530 |
11 | 7158a720a |
12 | 3685b31b6 |
13 | 1b5071584 |
14 | 1073500c2 |
15 | 8e532a20 |
hex | 5b368c5a |
1530301530 has 16 divisors (see below), whose sum is σ = 3672723744. Its totient is φ = 408080400.
The previous prime is 1530301523. The next prime is 1530301543. The reversal of 1530301530 is 351030351.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1530301497 and 1530301506.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25504996 + ... + 25505055.
It is an arithmetic number, because the mean of its divisors is an integer number (229545234).
Almost surely, 21530301530 is an apocalyptic number.
1530301530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1530301530 is an abundant number, since it is smaller than the sum of its proper divisors (2142422214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530301530 is a wasteful number, since it uses less digits than its factorization.
1530301530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51010061.
The product of its (nonzero) digits is 675, while the sum is 21.
The square root of 1530301530 is about 39119.0686238821. The cubic root of 1530301530 is about 1152.3710450590.
Adding to 1530301530 its reverse (351030351), we get a palindrome (1881331881).
The spelling of 1530301530 in words is "one billion, five hundred thirty million, three hundred one thousand, five hundred thirty".
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