Base | Representation |
---|---|
bin | 1001001010000000011010… |
… | …01010101001000101001001 |
3 | 2122021220000200200010121002 |
4 | 10211000031022221011021 |
5 | 10114343014024432121 |
6 | 110453523131424345 |
7 | 4145464516341410 |
oct | 445001512510511 |
9 | 78256020603532 |
10 | 20135027577161 |
11 | 646324316a312 |
12 | 2312377bb50b5 |
13 | b309569513a3 |
14 | 4d877d326477 |
15 | 24db5929be0b |
hex | 12500d2a9149 |
20135027577161 has 16 divisors (see below), whose sum is σ = 23270161014144. Its totient is φ = 17065644309504.
The previous prime is 20135027577043. The next prime is 20135027577163. The reversal of 20135027577161 is 16177572053102.
It is not a de Polignac number, because 20135027577161 - 214 = 20135027560777 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20135027577163) 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, 44564120 + ... + 45013673.
It is an arithmetic number, because the mean of its divisors is an integer number (1454385063384).
Almost surely, 220135027577161 is an apocalyptic number.
It is an amenable number.
20135027577161 is a deficient number, since it is larger than the sum of its proper divisors (3135133436983).
20135027577161 is a wasteful number, since it uses less digits than its factorization.
20135027577161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89578160.
The product of its (nonzero) digits is 617400, while the sum is 47.
The spelling of 20135027577161 in words is "twenty trillion, one hundred thirty-five billion, twenty-seven million, five hundred seventy-seven thousand, one hundred sixty-one".
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