Base | Representation |
---|---|
bin | 10010111010100101… |
… | …101001011100000000 |
3 | 1221102110102011101202 |
4 | 102322211221130000 |
5 | 313043414103131 |
6 | 13155212120332 |
7 | 1316210463560 |
oct | 227245513400 |
9 | 57373364352 |
10 | 20310300416 |
11 | 86826a934a |
12 | 3b29a660a8 |
13 | 1bb8a70c53 |
14 | da95bada0 |
15 | 7dd111bcb |
hex | 4ba969700 |
20310300416 has 72 divisors (see below), whose sum is σ = 46671633120. Its totient is φ = 8640774144.
The previous prime is 20310300359. The next prime is 20310300431. The reversal of 20310300416 is 61400301302.
It is a super-3 number, since 3×203103004163 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204140 + ... + 286868.
Almost surely, 220310300416 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20310300416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23335816560).
20310300416 is an abundant number, since it is smaller than the sum of its proper divisors (26361332704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20310300416 is an equidigital number, since it uses as much as digits as its factorization.
20310300416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82889 (or 82875 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 20310300416 its reverse (61400301302), we get a palindrome (81710601718).
The spelling of 20310300416 in words is "twenty billion, three hundred ten million, three hundred thousand, four hundred sixteen".
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