Base | Representation |
---|---|
bin | 1001110111011001… |
… | …0000100010000001 |
3 | 20211120010212010001 |
4 | 2131312100202001 |
5 | 20410422341101 |
6 | 1114441040001 |
7 | 122424502663 |
oct | 23566204201 |
9 | 6746125101 |
10 | 2648246401 |
11 | 1139958799 |
12 | 61aa86001 |
13 | 332866108 |
14 | 1b1a00533 |
15 | 107760901 |
hex | 9dd90881 |
2648246401 has 4 divisors (see below), whose sum is σ = 2649212500. Its totient is φ = 2647280304.
The previous prime is 2648246387. The next prime is 2648246407. The reversal of 2648246401 is 1046428462.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 497513025 + 2150733376 = 22305^2 + 46376^2 .
It is a cyclic number.
It is not a de Polignac number, because 2648246401 - 25 = 2648246369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2648246407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478926 + ... + 484423.
It is an arithmetic number, because the mean of its divisors is an integer number (662303125).
Almost surely, 22648246401 is an apocalyptic number.
It is an amenable number.
2648246401 is a deficient number, since it is larger than the sum of its proper divisors (966099).
2648246401 is an equidigital number, since it uses as much as digits as its factorization.
2648246401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 966098.
The product of its (nonzero) digits is 73728, while the sum is 37.
The square root of 2648246401 is about 51461.1154270873. The cubic root of 2648246401 is about 1383.5221937078.
The spelling of 2648246401 in words is "two billion, six hundred forty-eight million, two hundred forty-six thousand, four hundred one".
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