Base | Representation |
---|---|
bin | 1111111011101110… |
… | …01000110011110001 |
3 | 211002010222010010220 |
4 | 13331313020303301 |
5 | 120004314310240 |
6 | 3532451043253 |
7 | 421656166350 |
oct | 77567106361 |
9 | 24063863126 |
10 | 8554056945 |
11 | 369a5a6655 |
12 | 17a88a0529 |
13 | a64274075 |
14 | 5b20d1997 |
15 | 350e905d0 |
hex | 1fddc8cf1 |
8554056945 has 32 divisors (see below), whose sum is σ = 15667092480. Its totient is φ = 3904079040.
The previous prime is 8554056943. The next prime is 8554056977. The reversal of 8554056945 is 5496504558.
It is a happy number.
It is not a de Polignac number, because 8554056945 - 21 = 8554056943 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8554056943) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 811 + ... + 130800.
It is an arithmetic number, because the mean of its divisors is an integer number (489596640).
Almost surely, 28554056945 is an apocalyptic number.
It is an amenable number.
8554056945 is a deficient number, since it is larger than the sum of its proper divisors (7113035535).
8554056945 is a wasteful number, since it uses less digits than its factorization.
8554056945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132245.
The product of its (nonzero) digits is 4320000, while the sum is 51.
The square root of 8554056945 is about 92488.1448889532. The cubic root of 8554056945 is about 2045.1447218754.
The spelling of 8554056945 in words is "eight billion, five hundred fifty-four million, fifty-six thousand, nine hundred forty-five".
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