Base | Representation |
---|---|
bin | 1100000000011011000… |
… | …1010100100111101100 |
3 | 201201102110012110121022 |
4 | 3000012301110213230 |
5 | 11334421114214040 |
6 | 234432101153312 |
7 | 20621420160260 |
oct | 3000661244754 |
9 | 651373173538 |
10 | 206272023020 |
11 | 7a5301a79a8 |
12 | 33b880bb838 |
13 | 165b386b7bb |
14 | 9dab0a00a0 |
15 | 5573de16b5 |
hex | 3006c549ec |
206272023020 has 96 divisors (see below), whose sum is σ = 517878748800. Its totient is φ = 67515807744.
The previous prime is 206272023019. The next prime is 206272023043. The reversal of 206272023020 is 20320272602.
It is a super-3 number, since 3×2062720230203 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75914 + ... + 646766.
It is an arithmetic number, because the mean of its divisors is an integer number (5394570300).
Almost surely, 2206272023020 is an apocalyptic number.
206272023020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 206272023020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258939374400).
206272023020 is an abundant number, since it is smaller than the sum of its proper divisors (311606725780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206272023020 is a wasteful number, since it uses less digits than its factorization.
206272023020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570987 (or 570985 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 26.
Adding to 206272023020 its reverse (20320272602), we get a palindrome (226592295622).
The spelling of 206272023020 in words is "two hundred six billion, two hundred seventy-two million, twenty-three thousand, twenty".
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