Base | Representation |
---|---|
bin | 1111100101100… |
… | …10110010000101 |
3 | 100010001002010100 |
4 | 13302302302011 |
5 | 231433140332 |
6 | 20550314313 |
7 | 3145256001 |
oct | 762626205 |
9 | 303032110 |
10 | 130755717 |
11 | 67898784 |
12 | 37958999 |
13 | 21121761 |
14 | 13519701 |
15 | b72c67c |
hex | 7cb2c85 |
130755717 has 12 divisors (see below), whose sum is σ = 192433644. Its totient is φ = 85525440.
The previous prime is 130755679. The next prime is 130755727. The reversal of 130755717 is 717557031.
It is a happy number.
130755717 is a `hidden beast` number, since 13 + 0 + 75 + 571 + 7 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 111386916 + 19368801 = 10554^2 + 4401^2 .
It is not a de Polignac number, because 130755717 - 220 = 129707141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130755727) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136584 + ... + 137537.
It is an arithmetic number, because the mean of its divisors is an integer number (16036137).
Almost surely, 2130755717 is an apocalyptic number.
It is an amenable number.
130755717 is a deficient number, since it is larger than the sum of its proper divisors (61677927).
130755717 is a wasteful number, since it uses less digits than its factorization.
130755717 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274180 (or 274177 counting only the distinct ones).
The product of its (nonzero) digits is 25725, while the sum is 36.
The square root of 130755717 is about 11434.8466102524. The cubic root of 130755717 is about 507.5594235869.
The spelling of 130755717 in words is "one hundred thirty million, seven hundred fifty-five thousand, seven hundred seventeen".
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