Base | Representation |
---|---|
bin | 1100000100111101… |
… | …10000101110100001 |
3 | 121201212220211220010 |
4 | 12002132300232201 |
5 | 101234410204111 |
6 | 2551224035133 |
7 | 316452452034 |
oct | 60236605641 |
9 | 17655824803 |
10 | 6484069281 |
11 | 28280a7248 |
12 | 130b602aa9 |
13 | 7c44639b1 |
14 | 45721901b |
15 | 27e3a5aa6 |
hex | 1827b0ba1 |
6484069281 has 8 divisors (see below), whose sum is σ = 8646549120. Its totient is φ = 4322151152.
The previous prime is 6484069253. The next prime is 6484069307. The reversal of 6484069281 is 1829604846.
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 6484069281 - 27 = 6484069153 is a prime.
It is a super-2 number, since 2×64840692812 = 84086308881615713922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6484069281.
It is not an unprimeable number, because it can be changed into a prime (6484079281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112710 + ... + 160223.
It is an arithmetic number, because the mean of its divisors is an integer number (1080818640).
Almost surely, 26484069281 is an apocalyptic number.
It is an amenable number.
6484069281 is a deficient number, since it is larger than the sum of its proper divisors (2162479839).
6484069281 is a wasteful number, since it uses less digits than its factorization.
6484069281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280855.
The product of its (nonzero) digits is 663552, while the sum is 48.
The square root of 6484069281 is about 80523.7187479565. The cubic root of 6484069281 is about 1864.7296750653.
The spelling of 6484069281 in words is "six billion, four hundred eighty-four million, sixty-nine thousand, two hundred eighty-one".
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