Base | Representation |
---|---|
bin | 1100011000100001… |
… | …00110011010110001 |
3 | 122011022121221210110 |
4 | 12030100212122301 |
5 | 102103410113301 |
6 | 3015404251533 |
7 | 323514110610 |
oct | 61420463261 |
9 | 18138557713 |
10 | 6648129201 |
11 | 290177195a |
12 | 1356540ba9 |
13 | 81c44637c |
14 | 470d23877 |
15 | 28d9b10d6 |
hex | 18c4266b1 |
6648129201 has 8 divisors (see below), whose sum is σ = 10130482624. Its totient is φ = 3798930960.
The previous prime is 6648129197. The next prime is 6648129217. The reversal of 6648129201 is 1029218466.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6648129201 - 22 = 6648129197 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 6648129201.
It is not an unprimeable number, because it can be changed into a prime (6648129281) 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, 158288770 + ... + 158288811.
It is an arithmetic number, because the mean of its divisors is an integer number (1266310328).
Almost surely, 26648129201 is an apocalyptic number.
It is an amenable number.
6648129201 is a deficient number, since it is larger than the sum of its proper divisors (3482353423).
6648129201 is a wasteful number, since it uses less digits than its factorization.
6648129201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316577591.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 6648129201 is about 81536.0607400186. The cubic root of 6648129201 is about 1880.3259960751.
The spelling of 6648129201 in words is "six billion, six hundred forty-eight million, one hundred twenty-nine thousand, two hundred one".
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