Base | Representation |
---|---|
bin | 10010110001101010… |
… | …000001011011101001 |
3 | 1221001000110002110121 |
4 | 102301222001123221 |
5 | 312242033433304 |
6 | 13132300243241 |
7 | 1312411005643 |
oct | 226152013351 |
9 | 57030402417 |
10 | 20160452329 |
11 | 8606060256 |
12 | 3aa7840521 |
13 | 1b939c6244 |
14 | d93731893 |
15 | 7cedb2554 |
hex | 4b1a816e9 |
20160452329 has 4 divisors (see below), whose sum is σ = 20540838276. Its totient is φ = 19780066384.
The previous prime is 20160452297. The next prime is 20160452369. The reversal of 20160452329 is 92325406102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9812883600 + 10347568729 = 99060^2 + 101723^2 .
It is a cyclic number.
It is not a de Polignac number, because 20160452329 - 25 = 20160452297 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20160452294 and 20160452303.
It is not an unprimeable number, because it can be changed into a prime (20160452369) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190192894 + ... + 190192999.
It is an arithmetic number, because the mean of its divisors is an integer number (5135209569).
Almost surely, 220160452329 is an apocalyptic number.
It is an amenable number.
20160452329 is a deficient number, since it is larger than the sum of its proper divisors (380385947).
20160452329 is an equidigital number, since it uses as much as digits as its factorization.
20160452329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380385946.
The product of its (nonzero) digits is 25920, while the sum is 34.
The spelling of 20160452329 in words is "twenty billion, one hundred sixty million, four hundred fifty-two thousand, three hundred twenty-nine".
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