Base | Representation |
---|---|
bin | 111100111100101… |
… | …0000111011110101 |
3 | 12021112010112200000 |
4 | 1321321100323311 |
5 | 13142013222314 |
6 | 534532341513 |
7 | 101451451425 |
oct | 17171207365 |
9 | 5245115600 |
10 | 2045054709 |
11 | 95a41a965 |
12 | 490a74899 |
13 | 2678c0859 |
14 | 155866485 |
15 | be812209 |
hex | 79e50ef5 |
2045054709 has 12 divisors (see below), whose sum is σ = 3063374496. Its totient is φ = 1363369644.
The previous prime is 2045054699. The next prime is 2045054719. The reversal of 2045054709 is 9074505402.
It is an interprime number because it is at equal distance from previous prime (2045054699) and next prime (2045054719).
It is not a de Polignac number, because 2045054709 - 27 = 2045054581 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2045054719) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 4207689 + ... + 4208174.
It is an arithmetic number, because the mean of its divisors is an integer number (255281208).
Almost surely, 22045054709 is an apocalyptic number.
It is an amenable number.
2045054709 is a deficient number, since it is larger than the sum of its proper divisors (1018319787).
2045054709 is an frugal number, since it uses more digits than its factorization.
2045054709 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8415878 (or 8415866 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 2045054709 is about 45222.2811123013. The cubic root of 2045054709 is about 1269.3117789336.
The spelling of 2045054709 in words is "two billion, forty-five million, fifty-four thousand, seven hundred nine".
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