Base | Representation |
---|---|
bin | 1111101001001… |
… | …00101001010110 |
3 | 100010220202212212 |
4 | 13310210221112 |
5 | 232043101402 |
6 | 21004313422 |
7 | 3152240504 |
oct | 764445126 |
9 | 303822785 |
10 | 131222102 |
11 | 68087120 |
12 | 37b42872 |
13 | 21255b1b |
14 | 135db674 |
15 | b7c0952 |
hex | 7d24a56 |
131222102 has 32 divisors (see below), whose sum is σ = 219655584. Its totient is φ = 58291200.
The previous prime is 131222093. The next prime is 131222123. The reversal of 131222102 is 201222131.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371558 + ... + 371910.
It is an arithmetic number, because the mean of its divisors is an integer number (6864237).
Almost surely, 2131222102 is an apocalyptic number.
131222102 is a deficient number, since it is larger than the sum of its proper divisors (88433482).
131222102 is a wasteful number, since it uses less digits than its factorization.
131222102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 131222102 is about 11455.2216041419. The cubic root of 131222102 is about 508.1621689664.
Adding to 131222102 its reverse (201222131), we get a palindrome (332444233).
The spelling of 131222102 in words is "one hundred thirty-one million, two hundred twenty-two thousand, one hundred two".
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