Base | Representation |
---|---|
bin | 1111101001110… |
… | …00011011011111 |
3 | 100011001220001002 |
4 | 13310320123133 |
5 | 232103200020 |
6 | 21010140515 |
7 | 3153025655 |
oct | 764703337 |
9 | 304056032 |
10 | 131303135 |
11 | 68131a97 |
12 | 37b8173b |
13 | 21283982 |
14 | 1361cdd5 |
15 | b7d9975 |
hex | 7d386df |
131303135 has 16 divisors (see below), whose sum is σ = 164720640. Its totient is φ = 100357920.
The previous prime is 131303119. The next prime is 131303147. The reversal of 131303135 is 531303131.
It is not a de Polignac number, because 131303135 - 24 = 131303119 is a prime.
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, 6884 + ... + 17606.
It is an arithmetic number, because the mean of its divisors is an integer number (10295040).
Almost surely, 2131303135 is an apocalyptic number.
131303135 is a deficient number, since it is larger than the sum of its proper divisors (33417505).
131303135 is a wasteful number, since it uses less digits than its factorization.
131303135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10838.
The product of its (nonzero) digits is 405, while the sum is 20.
The square root of 131303135 is about 11458.7580042516. The cubic root of 131303135 is about 508.2667484825.
Adding to 131303135 its reverse (531303131), we get a palindrome (662606266).
The spelling of 131303135 in words is "one hundred thirty-one million, three hundred three thousand, one hundred thirty-five".
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