Base | Representation |
---|---|
bin | 11111011000101000111110… |
… | …001111001111110101000101 |
3 | 200002201210112102010111102102 |
4 | 133120220332033033311011 |
5 | 121043011434001040422 |
6 | 1205323203131521445 |
7 | 41034351026643650 |
oct | 3730507617176505 |
9 | 602653472114372 |
10 | 138032703143237 |
11 | 3aa88382467a71 |
12 | 135937b4bb9285 |
13 | 5c03574588776 |
14 | 2612b65c96897 |
15 | 10e58325de192 |
hex | 7d8a3e3cfd45 |
138032703143237 has 4 divisors (see below), whose sum is σ = 157751660735136. Its totient is φ = 118313745551340.
The previous prime is 138032703143177. The next prime is 138032703143273. The reversal of 138032703143237 is 732341307230831.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 138032703143237 - 216 = 138032703077701 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 138032703143191 and 138032703143200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138032703143537) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9859478795939 + ... + 9859478795952.
It is an arithmetic number, because the mean of its divisors is an integer number (39437915183784).
Almost surely, 2138032703143237 is an apocalyptic number.
It is an amenable number.
138032703143237 is a deficient number, since it is larger than the sum of its proper divisors (19718957591899).
138032703143237 is an equidigital number, since it uses as much as digits as its factorization.
138032703143237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19718957591898.
The product of its (nonzero) digits is 1524096, while the sum is 47.
The spelling of 138032703143237 in words is "one hundred thirty-eight trillion, thirty-two billion, seven hundred three million, one hundred forty-three thousand, two hundred thirty-seven".
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