Base | Representation |
---|---|
bin | 1010010100110000… |
… | …1001010110000101 |
3 | 21011010220221220020 |
4 | 2211030021112011 |
5 | 21133441042040 |
6 | 1135001125353 |
7 | 125451502143 |
oct | 24514112605 |
9 | 7133827806 |
10 | 2771424645 |
11 | 11a24403a0 |
12 | 654189859 |
13 | 352233852 |
14 | 1c4106593 |
15 | 113492cd0 |
hex | a5309585 |
2771424645 has 64 divisors (see below), whose sum is σ = 5256437760. Its totient is φ = 1231891200.
The previous prime is 2771424581. The next prime is 2771424661. The reversal of 2771424645 is 5464241772.
It is not a de Polignac number, because 2771424645 - 26 = 2771424581 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2771424597 and 2771424606.
It is a congruent number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 82927 + ... + 111443.
It is an arithmetic number, because the mean of its divisors is an integer number (82131840).
Almost surely, 22771424645 is an apocalyptic number.
It is an amenable number.
2771424645 is a deficient number, since it is larger than the sum of its proper divisors (2485013115).
2771424645 is a wasteful number, since it uses less digits than its factorization.
2771424645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28586.
The product of its digits is 376320, while the sum is 42.
The square root of 2771424645 is about 52644.3220585088. The cubic root of 2771424645 is about 1404.6486028251.
The spelling of 2771424645 in words is "two billion, seven hundred seventy-one million, four hundred twenty-four thousand, six hundred forty-five".
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