Base | Representation |
---|---|
bin | 111101111111000… |
… | …0001110001010001 |
3 | 12100221121201110100 |
4 | 1323332001301101 |
5 | 13224420421440 |
6 | 542214323013 |
7 | 102353333130 |
oct | 17376016121 |
9 | 5327551410 |
10 | 2079857745 |
11 | 9780309a9 |
12 | 4a0659469 |
13 | 271b87a74 |
14 | 15a325917 |
15 | c28d9230 |
hex | 7bf81c51 |
2079857745 has 48 divisors (see below), whose sum is σ = 4141567872. Its totient is φ = 945838080.
The previous prime is 2079857737. The next prime is 2079857753. The reversal of 2079857745 is 5477589702.
It is a happy number.
2079857745 is a `hidden beast` number, since 20 + 7 + 9 + 8 + 577 + 45 = 666.
It is an interprime number because it is at equal distance from previous prime (2079857737) and next prime (2079857753).
It is not a de Polignac number, because 2079857745 - 23 = 2079857737 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2079857691 and 2079857700.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43690 + ... + 77900.
It is an arithmetic number, because the mean of its divisors is an integer number (86282664).
Almost surely, 22079857745 is an apocalyptic number.
It is an amenable number.
2079857745 is a deficient number, since it is larger than the sum of its proper divisors (2061710127).
2079857745 is a wasteful number, since it uses less digits than its factorization.
2079857745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34422 (or 34419 counting only the distinct ones).
The product of its (nonzero) digits is 4939200, while the sum is 54.
The square root of 2079857745 is about 45605.4574036924. The cubic root of 2079857745 is about 1276.4717583666.
The spelling of 2079857745 in words is "two billion, seventy-nine million, eight hundred fifty-seven thousand, seven hundred forty-five".
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