Base | Representation |
---|---|
bin | 1100000001011100… |
… | …01000110001000001 |
3 | 121122211100212211202 |
4 | 12000232020301001 |
5 | 101204330423343 |
6 | 2544251150545 |
7 | 315643505555 |
oct | 60056106101 |
9 | 17584325752 |
10 | 6454545473 |
11 | 2812471602 |
12 | 1301745455 |
13 | 7bb2c769c |
14 | 453331865 |
15 | 27b9c2db8 |
hex | 180b88c41 |
6454545473 has 2 divisors, whose sum is σ = 6454545474. Its totient is φ = 6454545472.
The previous prime is 6454545451. The next prime is 6454545479. The reversal of 6454545473 is 3745454546.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4091905024 + 2362640449 = 63968^2 + 48607^2 .
It is a cyclic number.
It is not a de Polignac number, because 6454545473 - 210 = 6454544449 is a prime.
It is a super-2 number, since 2×64545454732 = 83322314526049587458, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (6454545479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227272736 + 3227272737.
It is an arithmetic number, because the mean of its divisors is an integer number (3227272737).
Almost surely, 26454545473 is an apocalyptic number.
It is an amenable number.
6454545473 is a deficient number, since it is larger than the sum of its proper divisors (1).
6454545473 is an equidigital number, since it uses as much as digits as its factorization.
6454545473 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4032000, while the sum is 47.
The square root of 6454545473 is about 80340.1859158914. The cubic root of 6454545473 is about 1861.8951540655.
The spelling of 6454545473 in words is "six billion, four hundred fifty-four million, five hundred forty-five thousand, four hundred seventy-three".
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