Base | Representation |
---|---|
bin | 10010111010000101… |
… | …111111000010110111 |
3 | 1221101212210110210110 |
4 | 102322011333002313 |
5 | 313034303002221 |
6 | 13154314154103 |
7 | 1316050104165 |
oct | 227205770267 |
9 | 57355713713 |
10 | 20302000311 |
11 | 8678a4a35a |
12 | 3b27122933 |
13 | 1bb7126048 |
14 | da845a235 |
15 | 7dc522776 |
hex | 4ba17f0b7 |
20302000311 has 16 divisors (see below), whose sum is σ = 27195840000. Its totient is φ = 13471523520.
The previous prime is 20302000237. The next prime is 20302000361. The reversal of 20302000311 is 11300020302.
It is a happy number.
It is not a de Polignac number, because 20302000311 - 27 = 20302000183 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20302000361) 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, 760315 + ... + 786563.
It is an arithmetic number, because the mean of its divisors is an integer number (1699740000).
Almost surely, 220302000311 is an apocalyptic number.
20302000311 is a deficient number, since it is larger than the sum of its proper divisors (6893839689).
20302000311 is a wasteful number, since it uses less digits than its factorization.
20302000311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27446.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 20302000311 its reverse (11300020302), we get a palindrome (31602020613).
The spelling of 20302000311 in words is "twenty billion, three hundred two million, three hundred eleven", and thus it is an aban number.
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