Base | Representation |
---|---|
bin | 100110101111100… |
… | …0111100100010011 |
3 | 10100121011222222122 |
4 | 1031133013210103 |
5 | 10130300044331 |
6 | 332555324455 |
7 | 44133562322 |
oct | 11537074423 |
9 | 3317158878 |
10 | 1300003091 |
11 | 6078aa622 |
12 | 30345072b |
13 | 1794394ca |
14 | c49220b9 |
15 | 791e117b |
hex | 4d7c7913 |
1300003091 has 2 divisors, whose sum is σ = 1300003092. Its totient is φ = 1300003090.
The previous prime is 1300003069. The next prime is 1300003139. The reversal of 1300003091 is 1903000031.
It is a weak prime.
It is an emirp because it is prime and its reverse (1903000031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1300003091 - 226 = 1232894227 is a prime.
It is not a weakly prime, because it can be changed into another prime (1300002091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650001545 + 650001546.
It is an arithmetic number, because the mean of its divisors is an integer number (650001546).
Almost surely, 21300003091 is an apocalyptic number.
1300003091 is a deficient number, since it is larger than the sum of its proper divisors (1).
1300003091 is an equidigital number, since it uses as much as digits as its factorization.
1300003091 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81, while the sum is 17.
The square root of 1300003091 is about 36055.5556190721. Note that the first 3 decimals coincide. The cubic root of 1300003091 is about 1091.3937480592.
The spelling of 1300003091 in words is "one billion, three hundred million, three thousand, ninety-one".
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