Base | Representation |
---|---|
bin | 10010110100101111… |
… | …110110010100000101 |
3 | 1221011122000210121021 |
4 | 102310233312110011 |
5 | 312343322430201 |
6 | 13141351551141 |
7 | 1313610545200 |
oct | 226457662405 |
9 | 57148023537 |
10 | 20212311301 |
11 | 8632360706 |
12 | 3b0108b4b1 |
13 | 1ba1682820 |
14 | d9a590937 |
15 | 7d4707ea1 |
hex | 4b4bf6505 |
20212311301 has 12 divisors (see below), whose sum is σ = 25320918252. Its totient is φ = 15992157888.
The previous prime is 20212311299. The next prime is 20212311401. The reversal of 20212311301 is 10311321202.
It can be written as a sum of positive squares in 2 ways, for example, as 2994935076 + 17217376225 = 54726^2 + 131215^2 .
It is not a de Polignac number, because 20212311301 - 21 = 20212311299 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20212311001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15864600 + ... + 15865873.
It is an arithmetic number, because the mean of its divisors is an integer number (2110076521).
Almost surely, 220212311301 is an apocalyptic number.
It is an amenable number.
20212311301 is a deficient number, since it is larger than the sum of its proper divisors (5108606951).
20212311301 is a wasteful number, since it uses less digits than its factorization.
20212311301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31730500 (or 31730493 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 20212311301 its reverse (10311321202), we get a palindrome (30523632503).
Subtracting from 20212311301 its reverse (10311321202), we obtain a palindrome (9900990099).
The spelling of 20212311301 in words is "twenty billion, two hundred twelve million, three hundred eleven thousand, three hundred one".
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