Beltmatic Number Evaluator

Keep or Scrap? — Sub-Factory Input Advisor

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Range: 1 – 999,999,999
Quick Test Examples (Click to inspect):

2. Highest Unlocked Map Extractor

Max: 9

If you can already mine a number straight from the ground (except 10, which never spawns), you don't need to waste space keeping a crafted sub-factory for it.

3. My Saved Sub-Factory Keep-List

0 Saved

Bookmark permanent sub-factory belts here so you have a ready checklist of custom inputs for your Beltmatic Calculator.

No numbers saved yet. Click "+ Save to Keep-List" on high-value numbers you build!
S-TIER MUST KEEP!

Permanent Backbone Sub-Factory

Evaluating number...

Evaluated Belt
100
Sub-Factory Reusability Score 98 / 100

Why Did 100 Get This Rating?

2² × 5²
    Number Type
    Power of 10
    Clean Base-10 Anchor
    Total Divisors
    9 Divisors
    Factors: 2, 4, 5, 10, 20, 25, 50
    Base-10 Utility
    High
    Builds 3-digit numbers cleanly
    Step-Saving Value
    Saves 3–5 Buildings
    Per future milestone recipe
    Base-10 Backbone (S-Tier)

    Essential for building multi-digit numbers digit-by-digit.

    Powers of 2 (S-Tier)

    Fastest exponential scaling & Binary MAM foundation.

    Decimal Half-Steps (A-Tier)

    Great midpoints that cut addition/subtraction chains in half.

    Factor-Rich Hubs (A-Tier)

    Packed with divisors for flexible multiplication & division.