Base | Representation |
---|---|
bin | 100111111000010110001 |
3 | 2110101121001 |
4 | 10333002301 |
5 | 313304201 |
6 | 44002001 |
7 | 14051626 |
oct | 4770261 |
9 | 2411531 |
10 | 1306801 |
11 | 812901 |
12 | 530301 |
13 | 369a72 |
14 | 26034d |
15 | 1ac301 |
hex | 13f0b1 |
1306801 has 8 divisors (see below), whose sum is σ = 1390400. Its totient is φ = 1224720.
The previous prime is 1306777. The next prime is 1306817. The reversal of 1306801 is 1086031.
1306801 = T185 + T186 + ... + T241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1306801 - 29 = 1306289 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1306831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756 + ... + 2386.
It is an arithmetic number, because the mean of its divisors is an integer number (173800).
It is a Poulet number, since it divides 21306800-1.
21306801 is an apocalyptic number.
It is an amenable number.
1306801 is a deficient number, since it is larger than the sum of its proper divisors (83599).
1306801 is a wasteful number, since it uses less digits than its factorization.
1306801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759.
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 1306801 is about 1143.1539703819. The cubic root of 1306801 is about 109.3292795030.
The spelling of 1306801 in words is "one million, three hundred six thousand, eight hundred one".
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