Base | Representation |
---|---|
bin | 110010010100010111100100… |
… | …111001100100011100011011 |
3 | 1002000120021012222200001000121 |
4 | 302110113210321210130123 |
5 | 213001303024214120011 |
6 | 2102400425454014111 |
7 | 64420354416541024 |
oct | 6224274471443433 |
9 | 1060507188601017 |
10 | 221302030223131 |
11 | 64571733802230 |
12 | 209a19961a7337 |
13 | 96638cc166ac0 |
14 | 3c9110ad11c4b |
15 | 1a8b8911cce71 |
hex | c945e4e6471b |
221302030223131 has 8 divisors (see below), whose sum is σ = 259991196346224. Its totient is φ = 185707997389920.
The previous prime is 221302030223089. The next prime is 221302030223171. The reversal of 221302030223131 is 131322030203122.
221302030223131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221302030223131 - 221 = 221302028125979 is a prime.
It is a super-2 number, since 2×2213020302231312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 221302030223096 and 221302030223105.
It is not an unprimeable number, because it can be changed into a prime (221302030223171) 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, 773783322316 + ... + 773783322601.
It is an arithmetic number, because the mean of its divisors is an integer number (32498899543278).
Almost surely, 2221302030223131 is an apocalyptic number.
221302030223131 is a deficient number, since it is larger than the sum of its proper divisors (38689166123093).
221302030223131 is a wasteful number, since it uses less digits than its factorization.
221302030223131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547566644941.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 221302030223131 its reverse (131322030203122), we get a palindrome (352624060426253).
The spelling of 221302030223131 in words is "two hundred twenty-one trillion, three hundred two billion, thirty million, two hundred twenty-three thousand, one hundred thirty-one".
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