Base | Representation |
---|---|
bin | 1001001111101011110000… |
… | …11000111001000110010100 |
3 | 2122222112112121212010101221 |
4 | 10213311320120321012110 |
5 | 10131042021100100340 |
6 | 111123304034500124 |
7 | 4165541554530550 |
oct | 447657030710624 |
9 | 78875477763357 |
10 | 20330100003220 |
11 | 6528a464a1257 |
12 | 2344139434644 |
13 | b4617411c827 |
14 | 503da6bda860 |
15 | 253c74d2444a |
hex | 127d78639194 |
20330100003220 has 24 divisors (see below), whose sum is σ = 48792240008064. Its totient is φ = 6970320001056.
The previous prime is 20330100003193. The next prime is 20330100003221. The reversal of 20330100003220 is 2230000103302.
It is a super-2 number, since 2×203301000032202 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20330100003194 and 20330100003203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20330100003221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72607499872 + ... + 72607500151.
It is an arithmetic number, because the mean of its divisors is an integer number (2033010000336).
Almost surely, 220330100003220 is an apocalyptic number.
20330100003220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20330100003220 is an abundant number, since it is smaller than the sum of its proper divisors (28462140004844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20330100003220 is a wasteful number, since it uses less digits than its factorization.
20330100003220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145215000039 (or 145215000037 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 20330100003220 its reverse (2230000103302), we get a palindrome (22560100106522).
The spelling of 20330100003220 in words is "twenty trillion, three hundred thirty billion, one hundred million, three thousand, two hundred twenty".
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