Base | Representation |
---|---|
bin | 1111100111011… |
… | …11001011110010 |
3 | 100010111122111111 |
4 | 13303233023302 |
5 | 232014044442 |
6 | 20555503534 |
7 | 3150336205 |
oct | 763571362 |
9 | 303448444 |
10 | 131003122 |
11 | 67a47648 |
12 | 37a57baa |
13 | 211aa253 |
14 | 1358193c |
15 | b77ab17 |
hex | 7cef2f2 |
131003122 has 12 divisors (see below), whose sum is σ = 208744650. Its totient is φ = 61648256.
The previous prime is 131003113. The next prime is 131003149. The reversal of 131003122 is 221300131.
It can be written as a sum of positive squares in 3 ways, for example, as 124300201 + 6702921 = 11149^2 + 2589^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112747 + ... + 113902.
Almost surely, 2131003122 is an apocalyptic number.
131003122 is a deficient number, since it is larger than the sum of its proper divisors (77741528).
131003122 is a wasteful number, since it uses less digits than its factorization.
131003122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226685 (or 226668 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 131003122 is about 11445.6595266503. The cubic root of 131003122 is about 507.8793423530.
Adding to 131003122 its reverse (221300131), we get a palindrome (352303253).
The spelling of 131003122 in words is "one hundred thirty-one million, three thousand, one hundred twenty-two".
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