Base | Representation |
---|---|
bin | 1001010010011000110101… |
… | …00001010110010110101100 |
3 | 2200022102100222202200111120 |
4 | 10221030122201112112230 |
5 | 10134102313144124122 |
6 | 111234111525420540 |
7 | 4205341223323431 |
oct | 451143241262654 |
9 | 80272328680446 |
10 | 20423014442412 |
11 | 656439625367a |
12 | 235a14a26a750 |
13 | b51b60999b2a |
14 | 50869cbcbb88 |
15 | 2563b1e9375c |
hex | 12931a8565ac |
20423014442412 has 12 divisors (see below), whose sum is σ = 47653700365656. Its totient is φ = 6807671480800.
The previous prime is 20423014442357. The next prime is 20423014442431. The reversal of 20423014442412 is 21424441032402.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850958935089 + ... + 850958935112.
It is an arithmetic number, because the mean of its divisors is an integer number (3971141697138).
Almost surely, 220423014442412 is an apocalyptic number.
It is an amenable number.
20423014442412 is an abundant number, since it is smaller than the sum of its proper divisors (27230685923244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20423014442412 is a wasteful number, since it uses less digits than its factorization.
20423014442412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1701917870208 (or 1701917870206 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 33.
Adding to 20423014442412 its reverse (21424441032402), we get a palindrome (41847455474814).
The spelling of 20423014442412 in words is "twenty trillion, four hundred twenty-three billion, fourteen million, four hundred forty-two thousand, four hundred twelve".
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