Base | Representation |
---|---|
bin | 1111101111011… |
… | …10001101000110 |
3 | 100012110201101001 |
4 | 13313232031012 |
5 | 232301011221 |
6 | 21034123514 |
7 | 3162246451 |
oct | 767561506 |
9 | 305421331 |
10 | 132047686 |
11 | 685a0421 |
12 | 3828059a |
13 | 21484834 |
14 | 13774498 |
15 | b8d5391 |
hex | 7dee346 |
132047686 has 4 divisors (see below), whose sum is σ = 198071532. Its totient is φ = 66023842.
The previous prime is 132047681. The next prime is 132047689. The reversal of 132047686 is 686740231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 686740231 = 107 ⋅6418133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132047681) 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 as a sum of consecutive naturals, namely, 33011920 + ... + 33011923.
It is an arithmetic number, because the mean of its divisors is an integer number (49517883).
Almost surely, 2132047686 is an apocalyptic number.
132047686 is a deficient number, since it is larger than the sum of its proper divisors (66023846).
132047686 is an equidigital number, since it uses as much as digits as its factorization.
132047686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66023845.
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 132047686 is about 11491.2003724589. The cubic root of 132047686 is about 509.2256427422.
The spelling of 132047686 in words is "one hundred thirty-two million, forty-seven thousand, six hundred eighty-six".
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