Base | Representation |
---|---|
bin | 100000010100101011101… |
… | …001001010000000010000 |
3 | 21212100101100200120200100 |
4 | 200110223221022000100 |
5 | 242343034424114300 |
6 | 4420230310052400 |
7 | 316323105015651 |
oct | 40245351120020 |
9 | 7770340616610 |
10 | 2221230301200 |
11 | 787022663559 |
12 | 2ba5a564a100 |
13 | 1315cc101741 |
14 | 797183d3528 |
15 | 3cba51e1700 |
hex | 2052ba4a010 |
2221230301200 has 90 divisors (see below), whose sum is σ = 7708286166074. Its totient is φ = 592328079360.
The previous prime is 2221230301181. The next prime is 2221230301207. The reversal of 2221230301200 is 21030321222.
2221230301200 is a `hidden beast` number, since 222 + 123 + 0 + 301 + 20 + 0 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 294875064576 + 1926355236624 = 543024^2 + 1387932^2 .
It is a tau number, because it is divible by the number of its divisors (90).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2221230301207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 308500609 + ... + 308507808.
Almost surely, 22221230301200 is an apocalyptic number.
2221230301200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2221230301200 is an abundant number, since it is smaller than the sum of its proper divisors (5487055864874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221230301200 is a wasteful number, since it uses less digits than its factorization.
2221230301200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 617008441 (or 617008427 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 2221230301200 its reverse (21030321222), we get a palindrome (2242260622422).
The spelling of 2221230301200 in words is "two trillion, two hundred twenty-one billion, two hundred thirty million, three hundred one thousand, two hundred".
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