Base | Representation |
---|---|
bin | 1010110001110110… |
… | …0100011000000001 |
3 | 21110122111120222001 |
4 | 2230131210120001 |
5 | 21411204313241 |
6 | 1155040144001 |
7 | 131462524513 |
oct | 25435443001 |
9 | 7418446861 |
10 | 2893432321 |
11 | 12552a358a |
12 | 689008001 |
13 | 3715b1540 |
14 | 1d63c5bb3 |
15 | 11e043431 |
hex | ac764601 |
2893432321 has 8 divisors (see below), whose sum is σ = 3117056040. Its totient is φ = 2669958912.
The previous prime is 2893432277. The next prime is 2893432379. The reversal of 2893432321 is 1232343982.
It can be written as a sum of positive squares in 4 ways, for example, as 124567921 + 2768864400 = 11161^2 + 52620^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2893432321 - 217 = 2893301249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2893432621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4131 + ... + 76183.
It is an arithmetic number, because the mean of its divisors is an integer number (389632005).
Almost surely, 22893432321 is an apocalyptic number.
It is an amenable number.
2893432321 is a deficient number, since it is larger than the sum of its proper divisors (223623719).
2893432321 is a wasteful number, since it uses less digits than its factorization.
2893432321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75155.
The product of its digits is 62208, while the sum is 37.
The square root of 2893432321 is about 53790.6341382959. The cubic root of 2893432321 is about 1424.9658054378.
The spelling of 2893432321 in words is "two billion, eight hundred ninety-three million, four hundred thirty-two thousand, three hundred twenty-one".
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