Base | Representation |
---|---|
bin | 100000010100100100001… |
… | …001000000111101100000 |
3 | 21212100001120211220202201 |
4 | 200110210021000331200 |
5 | 242342310213410130 |
6 | 4420210012222544 |
7 | 316320016123141 |
oct | 40244411007540 |
9 | 7770046756681 |
10 | 2221104435040 |
11 | 786a68605437 |
12 | 2ba56b46aa54 |
13 | 1315ac00271a |
14 | 797057cbac8 |
15 | 3cb9912cbca |
hex | 20524240f60 |
2221104435040 has 24 divisors (see below), whose sum is σ = 5247359228160. Its totient is φ = 888441773952.
The previous prime is 2221104435007. The next prime is 2221104435049. The reversal of 2221104435040 is 405344011222.
It is a super-3 number, since 3×22211044350403 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221104435049) 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 3 ways as a sum of consecutive naturals, for example, 6940951200 + ... + 6940951519.
It is an arithmetic number, because the mean of its divisors is an integer number (218639967840).
Almost surely, 22221104435040 is an apocalyptic number.
2221104435040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2221104435040 is an abundant number, since it is smaller than the sum of its proper divisors (3026254793120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221104435040 is a wasteful number, since it uses less digits than its factorization.
2221104435040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13881902734 (or 13881902726 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
Adding to 2221104435040 its reverse (405344011222), we get a palindrome (2626448446262).
The spelling of 2221104435040 in words is "two trillion, two hundred twenty-one billion, one hundred four million, four hundred thirty-five thousand, forty".
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