Base | Representation |
---|---|
bin | 1100100100100001… |
… | …10010111111101001 |
3 | 122102100010210112112 |
4 | 12102100302333221 |
5 | 102310201002014 |
6 | 3033403052105 |
7 | 326146141025 |
oct | 62220627751 |
9 | 18370123475 |
10 | 6748844009 |
11 | 2953601436 |
12 | 1384211035 |
13 | 83727a32b |
14 | 48045d385 |
15 | 29775773e |
hex | 192432fe9 |
6748844009 has 4 divisors (see below), whose sum is σ = 6753276816. Its totient is φ = 6744411204.
The previous prime is 6748843961. The next prime is 6748844027. The reversal of 6748844009 is 9004488476.
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.
It is a cyclic number.
It is not a de Polignac number, because 6748844009 - 220 = 6747795433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6748844309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2214119 + ... + 2217164.
It is an arithmetic number, because the mean of its divisors is an integer number (1688319204).
Almost surely, 26748844009 is an apocalyptic number.
It is an amenable number.
6748844009 is a deficient number, since it is larger than the sum of its proper divisors (4432807).
6748844009 is a wasteful number, since it uses less digits than its factorization.
6748844009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4432806.
The product of its (nonzero) digits is 1548288, while the sum is 50.
The square root of 6748844009 is about 82151.3481873548. The cubic root of 6748844009 is about 1889.7736829500.
The spelling of 6748844009 in words is "six billion, seven hundred forty-eight million, eight hundred forty-four thousand, nine".
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