Base | Representation |
---|---|
bin | 10010101110001111… |
… | …010110110011100101 |
3 | 1220220000120211111000 |
4 | 102232033112303211 |
5 | 312132400132331 |
6 | 13122451503513 |
7 | 1311113534310 |
oct | 225617266345 |
9 | 56800524430 |
10 | 20103130341 |
11 | 8586769408 |
12 | 3a905b7b99 |
13 | 1b84b761c8 |
14 | d89c8d977 |
15 | 7c9d3d0e6 |
hex | 4ae3d6ce5 |
20103130341 has 32 divisors (see below), whose sum is σ = 34419513600. Its totient is φ = 11358420480.
The previous prime is 20103130301. The next prime is 20103130393. The reversal of 20103130341 is 14303130102.
20103130341 is a `hidden beast` number, since 2 + 0 + 10 + 313 + 0 + 341 = 666.
It is a de Polignac number, because none of the positive numbers 2k-20103130341 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20103130301) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 580740 + ... + 614381.
It is an arithmetic number, because the mean of its divisors is an integer number (1075609800).
Almost surely, 220103130341 is an apocalyptic number.
20103130341 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
20103130341 is a deficient number, since it is larger than the sum of its proper divisors (14316383259).
20103130341 is a wasteful number, since it uses less digits than its factorization.
20103130341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1195226 (or 1195220 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20103130341 its reverse (14303130102), we get a palindrome (34406260443).
The spelling of 20103130341 in words is "twenty billion, one hundred three million, one hundred thirty thousand, three hundred forty-one".
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