Base | Representation |
---|---|
bin | 1011000001001110… |
… | …0100100000110001 |
3 | 21122010211220211220 |
4 | 2300103210200301 |
5 | 22024211422210 |
6 | 1205302255253 |
7 | 133204623234 |
oct | 26023444061 |
9 | 7563756756 |
10 | 2957920305 |
11 | 128873a33a |
12 | 6a6727529 |
13 | 381a70202 |
14 | 200bb141b |
15 | 124a30c70 |
hex | b04e4831 |
2957920305 has 16 divisors (see below), whose sum is σ = 4776905664. Its totient is φ = 1562813120.
The previous prime is 2957920243. The next prime is 2957920327. The reversal of 2957920305 is 5030297592.
It is not a de Polignac number, because 2957920305 - 27 = 2957920177 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919866 + ... + 923075.
It is an arithmetic number, because the mean of its divisors is an integer number (298556604).
Almost surely, 22957920305 is an apocalyptic number.
It is an amenable number.
2957920305 is a deficient number, since it is larger than the sum of its proper divisors (1818985359).
2957920305 is a wasteful number, since it uses less digits than its factorization.
2957920305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1843056.
The product of its (nonzero) digits is 170100, while the sum is 42.
The square root of 2957920305 is about 54386.7658994355. The cubic root of 2957920305 is about 1435.4745248851.
The spelling of 2957920305 in words is "two billion, nine hundred fifty-seven million, nine hundred twenty thousand, three hundred five".
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