Base | Representation |
---|---|
bin | 111101001110011… |
… | …1000010001101101 |
3 | 12022011200212111121 |
4 | 1322130320101231 |
5 | 13201411002033 |
6 | 535504420541 |
7 | 101624014552 |
oct | 17234702155 |
9 | 5264625447 |
10 | 2054390893 |
11 | 964717315 |
12 | 494017751 |
13 | 26980c219 |
14 | 156bb6a29 |
15 | c055862d |
hex | 7a73846d |
2054390893 has 16 divisors (see below), whose sum is σ = 2118583296. Its totient is φ = 1991364480.
The previous prime is 2054390887. The next prime is 2054390909. The reversal of 2054390893 is 3980934502.
It is a cyclic number.
It is not a de Polignac number, because 2054390893 - 25 = 2054390861 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2054390873) 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 15 ways as a sum of consecutive naturals, for example, 3145755 + ... + 3146407.
It is an arithmetic number, because the mean of its divisors is an integer number (132411456).
Almost surely, 22054390893 is an apocalyptic number.
It is an amenable number.
2054390893 is a deficient number, since it is larger than the sum of its proper divisors (64192403).
2054390893 is an equidigital number, since it uses as much as digits as its factorization.
2054390893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1404.
The product of its (nonzero) digits is 233280, while the sum is 43.
The square root of 2054390893 is about 45325.3890551422. The cubic root of 2054390893 is about 1271.2404217764.
The spelling of 2054390893 in words is "two billion, fifty-four million, three hundred ninety thousand, eight hundred ninety-three".
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