Base | Representation |
---|---|
bin | 111101101110000… |
… | …0100111101111001 |
3 | 12100022212120020010 |
4 | 1323130010331321 |
5 | 13220131123240 |
6 | 541255452133 |
7 | 102214565160 |
oct | 17334047571 |
9 | 5308776203 |
10 | 2070957945 |
11 | 9730023a1 |
12 | 499687049 |
13 | 27008cc04 |
14 | 15908a3d7 |
15 | c1c2c280 |
hex | 7b704f79 |
2070957945 has 64 divisors (see below), whose sum is σ = 3992518656. Its totient is φ = 896624640.
The previous prime is 2070957923. The next prime is 2070957971. The reversal of 2070957945 is 5497590702.
It is not a de Polignac number, because 2070957945 - 221 = 2068860793 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2070957894 and 2070957903.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 146217 + ... + 159753.
It is an arithmetic number, because the mean of its divisors is an integer number (62383104).
Almost surely, 22070957945 is an apocalyptic number.
It is an amenable number.
2070957945 is a deficient number, since it is larger than the sum of its proper divisors (1921560711).
2070957945 is a wasteful number, since it uses less digits than its factorization.
2070957945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13630.
The product of its (nonzero) digits is 793800, while the sum is 48.
The square root of 2070957945 is about 45507.7789504168. The cubic root of 2070957945 is about 1274.6484628694.
The spelling of 2070957945 in words is "two billion, seventy million, nine hundred fifty-seven thousand, nine hundred forty-five".
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