Base | Representation |
---|---|
bin | 1111110100100… |
… | …01111100110011 |
3 | 100020201210101211 |
4 | 13322101330303 |
5 | 232433442022 |
6 | 21100340551 |
7 | 3201042034 |
oct | 772217463 |
9 | 306653354 |
10 | 132718387 |
11 | 68a0931a |
12 | 38544757 |
13 | 2165abb9 |
14 | 138aaa8b |
15 | b9b8e77 |
hex | 7e91f33 |
132718387 has 4 divisors (see below), whose sum is σ = 133893000. Its totient is φ = 131543776.
The previous prime is 132718381. The next prime is 132718393. The reversal of 132718387 is 783817231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 783817231 = 727 ⋅1078153.
It is an interprime number because it is at equal distance from previous prime (132718381) and next prime (132718393).
It is a cyclic number.
It is not a de Polignac number, because 132718387 - 23 = 132718379 is a prime.
It is a super-2 number, since 2×1327183872 = 35228340495763538, which contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132718381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587137 + ... + 587362.
It is an arithmetic number, because the mean of its divisors is an integer number (33473250).
Almost surely, 2132718387 is an apocalyptic number.
132718387 is a deficient number, since it is larger than the sum of its proper divisors (1174613).
132718387 is a wasteful number, since it uses less digits than its factorization.
132718387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1174612.
The product of its digits is 56448, while the sum is 40.
The square root of 132718387 is about 11520.3466527705. The cubic root of 132718387 is about 510.0863457546.
The spelling of 132718387 in words is "one hundred thirty-two million, seven hundred eighteen thousand, three hundred eighty-seven".
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