Base | Representation |
---|---|
bin | 111100111000010… |
… | …0001110101100111 |
3 | 12021100211012021220 |
4 | 1321300201311213 |
5 | 13140421432042 |
6 | 534411311423 |
7 | 101423133030 |
oct | 17160416547 |
9 | 5240735256 |
10 | 2042764647 |
11 | 9590a6350 |
12 | 49014b573 |
13 | 26729b3a1 |
14 | 15542ba87 |
15 | be50d8ec |
hex | 79c21d67 |
2042764647 has 64 divisors (see below), whose sum is σ = 3450470400. Its totient is φ = 1044247680.
The previous prime is 2042764631. The next prime is 2042764657. The reversal of 2042764647 is 7464672402.
It is a happy number.
It is not a de Polignac number, because 2042764647 - 24 = 2042764631 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2042764599 and 2042764608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042764627) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 5251129 + ... + 5251517.
It is an arithmetic number, because the mean of its divisors is an integer number (53913600).
Almost surely, 22042764647 is an apocalyptic number.
2042764647 is a deficient number, since it is larger than the sum of its proper divisors (1407705753).
2042764647 is a wasteful number, since it uses less digits than its factorization.
2042764647 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 716.
The product of its (nonzero) digits is 451584, while the sum is 42.
The square root of 2042764647 is about 45196.9539570976. The cubic root of 2042764647 is about 1268.8378081802.
The spelling of 2042764647 in words is "two billion, forty-two million, seven hundred sixty-four thousand, six hundred forty-seven".
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