Base | Representation |
---|---|
bin | 100000001011010111000… |
… | …000000111010000101000 |
3 | 21211101112202010220201210 |
4 | 200023113000013100220 |
5 | 242212034400240240 |
6 | 4411453125313120 |
7 | 315520046420103 |
oct | 40132700072050 |
9 | 7741482126653 |
10 | 2211220321320 |
11 | 78285625250a |
12 | 2b86712657a0 |
13 | 13069532b91a |
14 | 79048bd373a |
15 | 3c7bb511780 |
hex | 202d7007428 |
2211220321320 has 64 divisors (see below), whose sum is σ = 6638171120640. Its totient is φ = 589257849600.
The previous prime is 2211220321301. The next prime is 2211220321369. The reversal of 2211220321320 is 231230221122.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6086851 + ... + 6439890.
It is an arithmetic number, because the mean of its divisors is an integer number (103721423760).
Almost surely, 22211220321320 is an apocalyptic number.
2211220321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2211220321320 is an abundant number, since it is smaller than the sum of its proper divisors (4426950799320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211220321320 is a wasteful number, since it uses less digits than its factorization.
2211220321320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12528226 (or 12528222 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 2211220321320 its reverse (231230221122), we get a palindrome (2442450542442).
The spelling of 2211220321320 in words is "two trillion, two hundred eleven billion, two hundred twenty million, three hundred twenty-one thousand, three hundred twenty".
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