Base | Representation |
---|---|
bin | 10010111010000011… |
… | …000001100001001101 |
3 | 1221101211100000220200 |
4 | 102322003001201031 |
5 | 313034103132023 |
6 | 13154245404113 |
7 | 1316040362010 |
oct | 227203014115 |
9 | 57354300820 |
10 | 20301224013 |
11 | 867856a094 |
12 | 3b26a09639 |
13 | 1bb6c138b5 |
14 | da82d7377 |
15 | 7dc41c743 |
hex | 4ba0c184d |
20301224013 has 12 divisors (see below), whose sum is σ = 33513131808. Its totient is φ = 11600699400.
The previous prime is 20301223997. The next prime is 20301224023. The reversal of 20301224013 is 31042210302.
It is not a de Polignac number, because 20301224013 - 24 = 20301223997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20301224023) 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, 161120763 + ... + 161120888.
It is an arithmetic number, because the mean of its divisors is an integer number (2792760984).
Almost surely, 220301224013 is an apocalyptic number.
It is an amenable number.
20301224013 is a deficient number, since it is larger than the sum of its proper divisors (13211907795).
20301224013 is a wasteful number, since it uses less digits than its factorization.
20301224013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322241664 (or 322241661 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20301224013 its reverse (31042210302), we get a palindrome (51343434315).
The spelling of 20301224013 in words is "twenty billion, three hundred one million, two hundred twenty-four thousand, thirteen".
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