Base | Representation |
---|---|
bin | 100111000011010… |
… | …1111010001000111 |
3 | 10101022201200012202 |
4 | 1032012233101013 |
5 | 10140424424234 |
6 | 334010105115 |
7 | 44321061011 |
oct | 11606572107 |
9 | 3338650182 |
10 | 1310389319 |
11 | 612753988 |
12 | 306a1b19b |
13 | 17b634ac5 |
14 | c60671b1 |
15 | 7a09377e |
hex | 4e1af447 |
1310389319 has 2 divisors, whose sum is σ = 1310389320. Its totient is φ = 1310389318.
The previous prime is 1310389271. The next prime is 1310389337. The reversal of 1310389319 is 9139830131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1310389319 - 220 = 1309340743 is a prime.
It is a super-2 number, since 2×13103893192 = 3434240334698567522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1310389919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655194659 + 655194660.
It is an arithmetic number, because the mean of its divisors is an integer number (655194660).
Almost surely, 21310389319 is an apocalyptic number.
1310389319 is a deficient number, since it is larger than the sum of its proper divisors (1).
1310389319 is an equidigital number, since it uses as much as digits as its factorization.
1310389319 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17496, while the sum is 38.
The square root of 1310389319 is about 36199.2999794195. The cubic root of 1310389319 is about 1094.2925641876.
The spelling of 1310389319 in words is "one billion, three hundred ten million, three hundred eighty-nine thousand, three hundred nineteen".
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