Base | Representation |
---|---|
bin | 1011111011100011… |
… | …11001111000010010 |
3 | 121112101111221112110 |
4 | 11331301321320102 |
5 | 101104212421201 |
6 | 2535325410150 |
7 | 314504212431 |
oct | 57561717022 |
9 | 17471457473 |
10 | 6405201426 |
11 | 27976296a8 |
12 | 12a9109956 |
13 | 7b100ba20 |
14 | 44a969118 |
15 | 2774c76d6 |
hex | 17dc79e12 |
6405201426 has 32 divisors (see below), whose sum is σ = 13868080128. Its totient is φ = 1960508160.
The previous prime is 6405201403. The next prime is 6405201449. The reversal of 6405201426 is 6241025046.
It is an interprime number because it is at equal distance from previous prime (6405201403) and next prime (6405201449).
It is a junction number, because it is equal to n+sod(n) for n = 6405201393 and 6405201402.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200071 + ... + 229866.
It is an arithmetic number, because the mean of its divisors is an integer number (433377504).
Almost surely, 26405201426 is an apocalyptic number.
6405201426 is an abundant number, since it is smaller than the sum of its proper divisors (7462878702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6405201426 is a wasteful number, since it uses less digits than its factorization.
6405201426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430146.
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 6405201426 is about 80032.5023099990. The cubic root of 6405201426 is about 1857.1383739306.
The spelling of 6405201426 in words is "six billion, four hundred five million, two hundred one thousand, four hundred twenty-six".
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