Base | Representation |
---|---|
bin | 100111101001011… |
… | …0111100001001001 |
3 | 10102201021120201012 |
4 | 1033102313201021 |
5 | 10211032033212 |
6 | 340001533305 |
7 | 44652516635 |
oct | 11722674111 |
9 | 3381246635 |
10 | 1330346057 |
11 | 622a44757 |
12 | 311644235 |
13 | 182801621 |
14 | c897ddc5 |
15 | 7bbd6922 |
hex | 4f4b7849 |
1330346057 has 4 divisors (see below), whose sum is σ = 1355446980. Its totient is φ = 1305245136.
The previous prime is 1330346051. The next prime is 1330346071. The reversal of 1330346057 is 7506430331.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 856674361 + 473671696 = 29269^2 + 21764^2 .
It is a cyclic number.
It is not a de Polignac number, because 1330346057 - 28 = 1330345801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1330346051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12550382 + ... + 12550487.
It is an arithmetic number, because the mean of its divisors is an integer number (338861745).
Almost surely, 21330346057 is an apocalyptic number.
It is an amenable number.
1330346057 is a deficient number, since it is larger than the sum of its proper divisors (25100923).
1330346057 is an equidigital number, since it uses as much as digits as its factorization.
1330346057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25100922.
The product of its (nonzero) digits is 22680, while the sum is 32.
The square root of 1330346057 is about 36473.9092640205. The cubic root of 1330346057 is about 1099.8198209016.
Adding to 1330346057 its reverse (7506430331), we get a palindrome (8836776388).
The spelling of 1330346057 in words is "one billion, three hundred thirty million, three hundred forty-six thousand, fifty-seven".
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