Base | Representation |
---|---|
bin | 1010000011100011001100… |
… | …11011111001101011110001 |
3 | 2220021220110221122122120022 |
4 | 11001301212123321223301 |
5 | 10344241301304330001 |
6 | 115010113101453225 |
7 | 4441361116524443 |
oct | 501614633715361 |
9 | 86256427578508 |
10 | 22112210230001 |
11 | 70558102354a1 |
12 | 25915b2571215 |
13 | c45231c18ab8 |
14 | 566345672493 |
15 | 2852c8ee911b |
hex | 141c666f9af1 |
22112210230001 has 4 divisors (see below), whose sum is σ = 22112219644404. Its totient is φ = 22112200815600.
The previous prime is 22112210229979. The next prime is 22112210230039. The reversal of 22112210230001 is 10003201221122.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 12114750390625 + 9997459839376 = 3480625^2 + 3161876^2 .
It is a cyclic number.
It is not a de Polignac number, because 22112210230001 - 26 = 22112210229937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22112210230051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033531 + ... + 6954111.
It is an arithmetic number, because the mean of its divisors is an integer number (5528054911101).
Almost surely, 222112210230001 is an apocalyptic number.
It is an amenable number.
22112210230001 is a deficient number, since it is larger than the sum of its proper divisors (9414403).
22112210230001 is an equidigital number, since it uses as much as digits as its factorization.
22112210230001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9414402.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 22112210230001 its reverse (10003201221122), we get a palindrome (32115411451123).
The spelling of 22112210230001 in words is "twenty-two trillion, one hundred twelve billion, two hundred ten million, two hundred thirty thousand, one".
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