Base | Representation |
---|---|
bin | 10010101110110001… |
… | …011001100010100001 |
3 | 1220220122101020000221 |
4 | 102232301121202201 |
5 | 312142141220213 |
6 | 13123411043041 |
7 | 1311252433132 |
oct | 225661314241 |
9 | 56818336027 |
10 | 20112054433 |
11 | 8590804199 |
12 | 3a935a0481 |
13 | 1b8697c133 |
14 | d8b133c89 |
15 | 7caa0238d |
hex | 4aec598a1 |
20112054433 has 16 divisors (see below), whose sum is σ = 20724141312. Its totient is φ = 19506096000.
The previous prime is 20112054407. The next prime is 20112054497. The reversal of 20112054433 is 33445021102.
It is a cyclic number.
It is not a de Polignac number, because 20112054433 - 229 = 19575183521 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20112054398 and 20112054407.
It is not an unprimeable number, because it can be changed into a prime (20112054533) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5809323 + ... + 5812783.
It is an arithmetic number, because the mean of its divisors is an integer number (1295258832).
Almost surely, 220112054433 is an apocalyptic number.
It is an amenable number.
20112054433 is a deficient number, since it is larger than the sum of its proper divisors (612086879).
20112054433 is a wasteful number, since it uses less digits than its factorization.
20112054433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4296.
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 20112054433 its reverse (33445021102), we get a palindrome (53557075535).
The spelling of 20112054433 in words is "twenty billion, one hundred twelve million, fifty-four thousand, four hundred thirty-three".
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