Base | Representation |
---|---|
bin | 1011000111111001000011… |
… | …1010110010111111010101 |
3 | 1121022012021220001112121120 |
4 | 2301332100322302333111 |
5 | 3100334424011132041 |
6 | 42002251112034153 |
7 | 2401413560101146 |
oct | 261762072627725 |
9 | 47265256045546 |
10 | 12230203224021 |
11 | 3995888974272 |
12 | 1456366392959 |
13 | 6a93c3219743 |
14 | 303d330c9acd |
15 | 163207c63366 |
hex | b1f90eb2fd5 |
12230203224021 has 8 divisors (see below), whose sum is σ = 16312755316320. Its totient is φ = 8150559973872.
The previous prime is 12230203224007. The next prime is 12230203224023. The reversal of 12230203224021 is 12042230203221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12230203224021 - 25 = 12230203223989 is a prime.
It is a super-2 number, since 2×122302032240212 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 12230203223982 and 12230203224000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12230203224023) 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, 727200726 + ... + 727217543.
It is an arithmetic number, because the mean of its divisors is an integer number (2039094414540).
Almost surely, 212230203224021 is an apocalyptic number.
It is an amenable number.
12230203224021 is a deficient number, since it is larger than the sum of its proper divisors (4082552092299).
12230203224021 is a wasteful number, since it uses less digits than its factorization.
12230203224021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454421075.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 12230203224021 its reverse (12042230203221), we get a palindrome (24272433427242).
The spelling of 12230203224021 in words is "twelve trillion, two hundred thirty billion, two hundred three million, two hundred twenty-four thousand, twenty-one".
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