Base | Representation |
---|---|
bin | 100110110000001… |
… | …0101010000110011 |
3 | 10100121210011112022 |
4 | 1031200111100303 |
5 | 10130340240311 |
6 | 333010222055 |
7 | 44136356201 |
oct | 11540252063 |
9 | 3317704468 |
10 | 1300321331 |
11 | 607aa7731 |
12 | 30358492b |
13 | 17951b30a |
14 | c49a6071 |
15 | 792555db |
hex | 4d815433 |
1300321331 has 2 divisors, whose sum is σ = 1300321332. Its totient is φ = 1300321330.
The previous prime is 1300321291. The next prime is 1300321339. The reversal of 1300321331 is 1331230031.
It is a strong prime.
It is an emirp because it is prime and its reverse (1331230031) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1300321331 is a prime.
It is a super-2 number, since 2×13003213312 = 3381671127707223122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1300321339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650160665 + 650160666.
It is an arithmetic number, because the mean of its divisors is an integer number (650160666).
Almost surely, 21300321331 is an apocalyptic number.
1300321331 is a deficient number, since it is larger than the sum of its proper divisors (1).
1300321331 is an equidigital number, since it uses as much as digits as its factorization.
1300321331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 1300321331 is about 36059.9685385331. The cubic root of 1300321331 is about 1091.4827983112.
Adding to 1300321331 its reverse (1331230031), we get a palindrome (2631551362).
The spelling of 1300321331 in words is "one billion, three hundred million, three hundred twenty-one thousand, three hundred thirty-one".
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