Base | Representation |
---|---|
bin | 101110001010… |
… | …101001110110 |
3 | 211202212011221 |
4 | 232022221312 |
5 | 11044233022 |
6 | 1111220554 |
7 | 204603364 |
oct | 56125166 |
9 | 24685157 |
10 | 12102262 |
11 | 6916677 |
12 | 407775a |
13 | 2679703 |
14 | 1870634 |
15 | 10e0cc7 |
hex | b8aa76 |
12102262 has 4 divisors (see below), whose sum is σ = 18153396. Its totient is φ = 6051130.
The previous prime is 12102241. The next prime is 12102263. The reversal of 12102262 is 26220121.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26220121 = 4349 ⋅6029.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12102263) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3025564 + ... + 3025567.
It is an arithmetic number, because the mean of its divisors is an integer number (4538349).
Almost surely, 212102262 is an apocalyptic number.
12102262 is a deficient number, since it is larger than the sum of its proper divisors (6051134).
12102262 is an equidigital number, since it uses as much as digits as its factorization.
12102262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6051133.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 12102262 is about 3478.8305506305. The cubic root of 12102262 is about 229.5913474504.
Adding to 12102262 its reverse (26220121), we get a palindrome (38322383).
The spelling of 12102262 in words is "twelve million, one hundred two thousand, two hundred sixty-two".
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