Base | Representation |
---|---|
bin | 100110111011111… |
… | …0101011101000001 |
3 | 10101001101012001122 |
4 | 1031313311131001 |
5 | 10133424414442 |
6 | 333350242025 |
7 | 44242626605 |
oct | 11567653501 |
9 | 3331335048 |
10 | 1306482497 |
11 | 610525701 |
12 | 305656315 |
13 | 17a897788 |
14 | c572b505 |
15 | 79a70dd2 |
hex | 4ddf5741 |
1306482497 has 4 divisors (see below), whose sum is σ = 1306567680. Its totient is φ = 1306397316.
The previous prime is 1306482479. The next prime is 1306482557. The reversal of 1306482497 is 7942846031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 1306482497 - 212 = 1306478401 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1306485497) 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, 12497 + ... + 52622.
It is an arithmetic number, because the mean of its divisors is an integer number (326641920).
Almost surely, 21306482497 is an apocalyptic number.
It is an amenable number.
1306482497 is a deficient number, since it is larger than the sum of its proper divisors (85183).
1306482497 is an equidigital number, since it uses as much as digits as its factorization.
1306482497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85182.
The product of its (nonzero) digits is 290304, while the sum is 44.
The square root of 1306482497 is about 36145.2970246476. The cubic root of 1306482497 is about 1093.2039660681.
The spelling of 1306482497 in words is "one billion, three hundred six million, four hundred eighty-two thousand, four hundred ninety-seven".
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