Base | Representation |
---|---|
bin | 100111111001000001011 |
3 | 2110102001212 |
4 | 10333020023 |
5 | 313312042 |
6 | 44003335 |
7 | 14052632 |
oct | 4771013 |
9 | 2412055 |
10 | 1307147 |
11 | 813096 |
12 | 53054b |
13 | 369c7a |
14 | 260519 |
15 | 1ac482 |
hex | 13f20b |
1307147 has 6 divisors (see below), whose sum is σ = 1388868. Its totient is φ = 1229984.
The previous prime is 1307123. The next prime is 1307153. The reversal of 1307147 is 7417031.
It is not a de Polignac number, because 1307147 - 26 = 1307083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1307107) 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 5 ways as a sum of consecutive naturals, for example, 1973 + ... + 2550.
It is an arithmetic number, because the mean of its divisors is an integer number (231478).
21307147 is an apocalyptic number.
1307147 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
1307147 is a deficient number, since it is larger than the sum of its proper divisors (81721).
1307147 is an equidigital number, since it uses as much as digits as its factorization.
It is an anagram of its base 8 representation: 1307147 = (4771013)8.
1307147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4557 (or 4540 counting only the distinct ones).
The product of its (nonzero) digits is 588, while the sum is 23.
The square root of 1307147 is about 1143.3052960605. The cubic root of 1307147 is about 109.3389276419.
The spelling of 1307147 in words is "one million, three hundred seven thousand, one hundred forty-seven".
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