Base | Representation |
---|---|
bin | 1001001001101010000011… |
… | …01000111011111110001001 |
3 | 2122020202001002000001201210 |
4 | 10210311001220323332021 |
5 | 10114143422344012301 |
6 | 110444220020403333 |
7 | 4144561161365145 |
oct | 444650150737611 |
9 | 78222032001653 |
10 | 20123023032201 |
11 | 6459142993a81 |
12 | 230bb87846549 |
13 | b2c792887c4b |
14 | 4d7d60c84225 |
15 | 24d6a542ead6 |
hex | 124d41a3bf89 |
20123023032201 has 16 divisors (see below), whose sum is σ = 28243608780800. Its totient is φ = 12708931457808.
The previous prime is 20123023032191. The next prime is 20123023032227. The reversal of 20123023032201 is 10223032032102.
It is a happy number.
It is not a de Polignac number, because 20123023032201 - 226 = 20122955923337 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20123023036201) 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, 2690281 + ... + 6890838.
It is an arithmetic number, because the mean of its divisors is an integer number (1765225548800).
Almost surely, 220123023032201 is an apocalyptic number.
It is an amenable number.
20123023032201 is a deficient number, since it is larger than the sum of its proper divisors (8120585748599).
20123023032201 is a wasteful number, since it uses less digits than its factorization.
20123023032201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9617988.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20123023032201 its reverse (10223032032102), we get a palindrome (30346055064303).
The spelling of 20123023032201 in words is "twenty trillion, one hundred twenty-three billion, twenty-three million, thirty-two thousand, two hundred one".
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