Base | Representation |
---|---|
bin | 10010101000001001… |
… | …110011101001001101 |
3 | 1220121220102200212101 |
4 | 102220021303221031 |
5 | 311430224343201 |
6 | 13104403035101 |
7 | 1305433541134 |
oct | 225011635115 |
9 | 56556380771 |
10 | 20001012301 |
11 | 8534060636 |
12 | 3a6236ba91 |
13 | 1b6997062a |
14 | d7a4aa91b |
15 | 7c0dbad01 |
hex | 4a8273a4d |
20001012301 has 2 divisors, whose sum is σ = 20001012302. Its totient is φ = 20001012300.
The previous prime is 20001012299. The next prime is 20001012307. The reversal of 20001012301 is 10321010002.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11513075401 + 8487936900 = 107299^2 + 92130^2 .
It is a cyclic number.
It is not a de Polignac number, because 20001012301 - 21 = 20001012299 is a prime.
Together with 20001012299, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20001012307) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000506150 + 10000506151.
It is an arithmetic number, because the mean of its divisors is an integer number (10000506151).
Almost surely, 220001012301 is an apocalyptic number.
It is an amenable number.
20001012301 is a deficient number, since it is larger than the sum of its proper divisors (1).
20001012301 is an equidigital number, since it uses as much as digits as its factorization.
20001012301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 20001012301 its reverse (10321010002), we get a palindrome (30322022303).
The spelling of 20001012301 in words is "twenty billion, one million, twelve thousand, three hundred one".
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