Base | Representation |
---|---|
bin | 10011000010100101… |
… | …01001010001011111 |
3 | 222101101220011221112 |
4 | 21201102221101133 |
5 | 131413341242231 |
6 | 4410201252235 |
7 | 511213240622 |
oct | 114122512137 |
9 | 28341804845 |
10 | 10222212191 |
11 | 4376199354 |
12 | 1b9349407b |
13 | c6ba50a89 |
14 | 6cd887db9 |
15 | 3ec65392b |
hex | 2614a945f |
10222212191 has 2 divisors, whose sum is σ = 10222212192. Its totient is φ = 10222212190.
The previous prime is 10222212179. The next prime is 10222212193. The reversal of 10222212191 is 19121222201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10222212191 - 218 = 10221950047 is a prime.
Together with 10222212193, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10222212193) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111106095 + 5111106096.
It is an arithmetic number, because the mean of its divisors is an integer number (5111106096).
Almost surely, 210222212191 is an apocalyptic number.
10222212191 is a deficient number, since it is larger than the sum of its proper divisors (1).
10222212191 is an equidigital number, since it uses as much as digits as its factorization.
10222212191 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 23.
Adding to 10222212191 its reverse (19121222201), we get a palindrome (29343434392).
The spelling of 10222212191 in words is "ten billion, two hundred twenty-two million, two hundred twelve thousand, one hundred ninety-one".
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