Base | Representation |
---|---|
bin | 10010101011111011… |
… | …111011101100101111 |
3 | 1220210022212101212100 |
4 | 102223323323230233 |
5 | 312043001443033 |
6 | 13114551310143 |
7 | 1310134205214 |
oct | 225373735457 |
9 | 56708771770 |
10 | 20064484143 |
11 | 8566972a00 |
12 | 3a7b67b353 |
13 | 1b79b64932 |
14 | d84aadb0b |
15 | 7c6757513 |
hex | 4abefbb2f |
20064484143 has 36 divisors (see below), whose sum is σ = 31933039320. Its totient is φ = 12130995360.
The previous prime is 20064484133. The next prime is 20064484147. The reversal of 20064484143 is 34148446002.
20064484143 is a `hidden beast` number, since 2 + 0 + 0 + 644 + 8 + 4 + 1 + 4 + 3 = 666.
It is not a de Polignac number, because 20064484143 - 210 = 20064483119 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20064484098 and 20064484107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20064484147) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 434305 + ... + 478277.
It is an arithmetic number, because the mean of its divisors is an integer number (887028870).
Almost surely, 220064484143 is an apocalyptic number.
20064484143 is a deficient number, since it is larger than the sum of its proper divisors (11868555177).
20064484143 is a wasteful number, since it uses less digits than its factorization.
20064484143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44420 (or 44406 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 36.
The spelling of 20064484143 in words is "twenty billion, sixty-four million, four hundred eighty-four thousand, one hundred forty-three".
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