Base | Representation |
---|---|
bin | 1100111110110110110… |
… | …1010111000110101001 |
3 | 210022200102222012212221 |
4 | 3033231231113012221 |
5 | 12123232021022101 |
6 | 250243105234041 |
7 | 22053632551003 |
oct | 3175555270651 |
9 | 708612865787 |
10 | 223031423401 |
11 | 86650473516 |
12 | 37284932921 |
13 | 18054a61167 |
14 | ab1ac2d373 |
15 | 5c053deaa1 |
hex | 33edb571a9 |
223031423401 has 2 divisors, whose sum is σ = 223031423402. Its totient is φ = 223031423400.
The previous prime is 223031423399. The next prime is 223031423413. The reversal of 223031423401 is 104324130322.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 201605490025 + 21425933376 = 449005^2 + 146376^2 .
It is a cyclic number.
It is not a de Polignac number, because 223031423401 - 21 = 223031423399 is a prime.
It is a super-2 number, since 2×2230314234012 (a number of 23 digits) contains 22 as substring.
Together with 223031423399, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (223031423441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111515711700 + 111515711701.
It is an arithmetic number, because the mean of its divisors is an integer number (111515711701).
Almost surely, 2223031423401 is an apocalyptic number.
It is an amenable number.
223031423401 is a deficient number, since it is larger than the sum of its proper divisors (1).
223031423401 is an equidigital number, since it uses as much as digits as its factorization.
223031423401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 223031423401 its reverse (104324130322), we get a palindrome (327355553723).
The spelling of 223031423401 in words is "two hundred twenty-three billion, thirty-one million, four hundred twenty-three thousand, four hundred one".
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