Base | Representation |
---|---|
bin | 100110101111111… |
… | …1101011000101010 |
3 | 10100121121012101001 |
4 | 1031133331120222 |
5 | 10130324123110 |
6 | 333004145214 |
7 | 44135501104 |
oct | 11537753052 |
9 | 3317535331 |
10 | 1300223530 |
11 | 607a40201 |
12 | 30353820a |
13 | 1794b5948 |
14 | c497c574 |
15 | 7923663a |
hex | 4d7fd62a |
1300223530 has 16 divisors (see below), whose sum is σ = 2348736264. Its totient is φ = 518237440.
The previous prime is 1300223527. The next prime is 1300223531. The reversal of 1300223530 is 353220031.
It can be written as a sum of positive squares in 4 ways, for example, as 867125809 + 433097721 = 29447^2 + 20811^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1300223498 and 1300223507.
It is not an unprimeable number, because it can be changed into a prime (1300223531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228547 + ... + 234166.
Almost surely, 21300223530 is an apocalyptic number.
1300223530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1300223530 is a deficient number, since it is larger than the sum of its proper divisors (1048512734).
1300223530 is a wasteful number, since it uses less digits than its factorization.
1300223530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463001.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 1300223530 is about 36058.6124247731. The cubic root of 1300223530 is about 1091.4554330790.
Adding to 1300223530 its reverse (353220031), we get a palindrome (1653443561).
The spelling of 1300223530 in words is "one billion, three hundred million, two hundred twenty-three thousand, five hundred thirty".
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