Base | Representation |
---|---|
bin | 10010111001111111… |
… | …101010100010001001 |
3 | 1221101202200021222121 |
4 | 102321333222202021 |
5 | 313033341442213 |
6 | 13154214451241 |
7 | 1316030033506 |
oct | 227177524211 |
9 | 57352607877 |
10 | 20300343433 |
11 | 8678018537 |
12 | 3b26663b21 |
13 | 1bb6995b46 |
14 | da81484ad |
15 | 7dc2e688d |
hex | 4b9fea889 |
20300343433 has 16 divisors (see below), whose sum is σ = 21806003520. Its totient is φ = 18830411776.
The previous prime is 20300343409. The next prime is 20300343491. The reversal of 20300343433 is 33434300302.
It is a cyclic number.
It is not a de Polignac number, because 20300343433 - 233 = 11710408841 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20300343398 and 20300343407.
It is not an unprimeable number, because it can be changed into a prime (20300341433) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 574041 + ... + 608377.
It is an arithmetic number, because the mean of its divisors is an integer number (1362875220).
Almost surely, 220300343433 is an apocalyptic number.
It is an amenable number.
20300343433 is a deficient number, since it is larger than the sum of its proper divisors (1505660087).
20300343433 is a wasteful number, since it uses less digits than its factorization.
20300343433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34856.
The product of its (nonzero) digits is 7776, while the sum is 25.
Adding to 20300343433 its reverse (33434300302), we get a palindrome (53734643735).
The spelling of 20300343433 in words is "twenty billion, three hundred million, three hundred forty-three thousand, four hundred thirty-three".
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