Base | Representation |
---|---|
bin | 101101100110110… |
… | …1000011001100000 |
3 | 10221122112021221210 |
4 | 1123031220121200 |
5 | 11113224100000 |
6 | 411503350120 |
7 | 52631223015 |
oct | 13315503140 |
9 | 3848467853 |
10 | 1530300000 |
11 | 7158a6049 |
12 | 3685b2340 |
13 | 1b5070978 |
14 | 10734d70c |
15 | 8e532350 |
hex | 5b368660 |
1530300000 has 144 divisors (see below), whose sum is σ = 5021959824. Its totient is φ = 408000000.
The previous prime is 1530299977. The next prime is 1530300007. The reversal of 1530300000 is 30351.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1530300007) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297450 + ... + 302550.
It is an arithmetic number, because the mean of its divisors is an integer number (34874721).
Almost surely, 21530300000 is an apocalyptic number.
1530300000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1530300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2510979912).
1530300000 is an abundant number, since it is smaller than the sum of its proper divisors (3491659824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530300000 is an frugal number, since it uses more digits than its factorization.
1530300000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5139 (or 5111 counting only the distinct ones).
The product of its (nonzero) digits is 45, while the sum is 12.
The square root of 1530300000 is about 39119.0490681969. The cubic root of 1530300000 is about 1152.3706610109.
Adding to 1530300000 its reverse (30351), we get a palindrome (1530330351).
The spelling of 1530300000 in words is "one billion, five hundred thirty million, three hundred thousand".
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