4046
The 4046 is a CMOS phase-locked loop.
- Even
- Composite
Where 4046 fits
Why 4046 is special
It made frequency synthesis cheap enough for consumer radios and televisions, replacing a separate crystal for every channel with one crystal and arithmetic.
4046 is part of
Factors & digit properties
- Divisors (12)
- 1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046
- Prime factorisation
- 2 × 7 × 17^2
- Digit sum
- 14
- Digital root
- 5
Representations
- Decimal
- 4046
- Binary
- 111111001110
- Octal
- 7716
- Hexadecimal
- fce
- Scientific notation
- 4.046 × 10^3
Other mathematical patterns
- Deficient number
- Happy number
- Harshad (Niven) number
Related numbers & connections
A phase-locked loop and a decade counter together divide and multiply frequencies, which is how synthesis without many crystals works.
View 4017 →Other connections
- is associated with4017
why?
Strength 0.50, confidence "high".
Technology & computing
The 4046 integrates a voltage-controlled oscillator and phase comparators in a single CMOS package, allowing an output frequency locked to a multiple of a reference.
DocumentedTechnology & computingPeriod: 1970s–
Common questions
Is 4046 a prime number?
No, 4046 is not prime.
What are the factors of 4046?
The factors of 4046 are 1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026