Base | Representation |
---|---|
bin | 1111110000001… |
… | …01110110111001 |
3 | 100012122122021022 |
4 | 13320011312321 |
5 | 232312111234 |
6 | 21040152225 |
7 | 3163132064 |
oct | 770056671 |
9 | 305578238 |
10 | 132144569 |
11 | 68657197 |
12 | 38308675 |
13 | 214b996b |
14 | 1379b8db |
15 | b903e2e |
hex | 7e05db9 |
132144569 has 4 divisors (see below), whose sum is σ = 134116944. Its totient is φ = 130172196.
The previous prime is 132144559. The next prime is 132144577. The reversal of 132144569 is 965441231.
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, and also an emirpimes, since its reverse is a distinct semiprime: 965441231 = 109 ⋅8857259.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-132144569 is a prime.
It is a super-2 number, since 2×1321445692 = 34924374232391522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132144559) 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, 986087 + ... + 986220.
It is an arithmetic number, because the mean of its divisors is an integer number (33529236).
Almost surely, 2132144569 is an apocalyptic number.
It is an amenable number.
132144569 is a deficient number, since it is larger than the sum of its proper divisors (1972375).
132144569 is an equidigital number, since it uses as much as digits as its factorization.
132144569 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1972374.
The product of its digits is 25920, while the sum is 35.
The square root of 132144569 is about 11495.4151295201. The cubic root of 132144569 is about 509.3501514168.
The spelling of 132144569 in words is "one hundred thirty-two million, one hundred forty-four thousand, five hundred sixty-nine".
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