Base | Representation |
---|---|
bin | 10011001000011000… |
… | …000110111001000011 |
3 | 1222000120201000202200 |
4 | 103020120012321003 |
5 | 314032124211232 |
6 | 13234154244243 |
7 | 1325016664065 |
oct | 231030067103 |
9 | 58016630680 |
10 | 20541632067 |
11 | 8791241230 |
12 | 3b93426683 |
13 | 1c24978398 |
14 | dcc1d7735 |
15 | 8035a977c |
hex | 4c8606e43 |
20541632067 has 24 divisors (see below), whose sum is σ = 32376537648. Its totient is φ = 12446433600.
The previous prime is 20541632011. The next prime is 20541632071. The reversal of 20541632067 is 76023614502.
20541632067 is a `hidden beast` number, since 20 + 541 + 6 + 32 + 0 + 67 = 666.
It is not a de Polignac number, because 20541632067 - 219 = 20541107779 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20541631067) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421717 + ... + 467897.
It is an arithmetic number, because the mean of its divisors is an integer number (1349022402).
Almost surely, 220541632067 is an apocalyptic number.
20541632067 is a deficient number, since it is larger than the sum of its proper divisors (11834905581).
20541632067 is a wasteful number, since it uses less digits than its factorization.
20541632067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50691 (or 50688 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The spelling of 20541632067 in words is "twenty billion, five hundred forty-one million, six hundred thirty-two thousand, sixty-seven".
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