Base | Representation |
---|---|
bin | 1011111101111101… |
… | …11110010100100001 |
3 | 121120210112101020001 |
4 | 11332332332110201 |
5 | 101124400422310 |
6 | 2541330420001 |
7 | 315141016216 |
oct | 57676762441 |
9 | 17523471201 |
10 | 6425404705 |
11 | 27a7a78725 |
12 | 12b3a31601 |
13 | 7b5263825 |
14 | 44d507b0d |
15 | 27916893a |
hex | 17efbe521 |
6425404705 has 24 divisors (see below), whose sum is σ = 8176711104. Its totient is φ = 4846413600.
The previous prime is 6425404697. The next prime is 6425404753. The reversal of 6425404705 is 5074045246.
It is not a de Polignac number, because 6425404705 - 23 = 6425404697 is a prime.
It is a super-2 number, since 2×64254047052 = 82571651246072274050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 372420 + ... + 389290.
It is an arithmetic number, because the mean of its divisors is an integer number (340696296).
Almost surely, 26425404705 is an apocalyptic number.
It is an amenable number.
6425404705 is a deficient number, since it is larger than the sum of its proper divisors (1751306399).
6425404705 is a wasteful number, since it uses less digits than its factorization.
6425404705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17125 (or 17106 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 37.
The square root of 6425404705 is about 80158.6221500844. The cubic root of 6425404705 is about 1859.0889191405.
The spelling of 6425404705 in words is "six billion, four hundred twenty-five million, four hundred four thousand, seven hundred five".
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