Numbers /678

How rare is 678?

678 scores 678 and sits in the Singular tier — 1 in 1,675 of all supported numbers score this high or higher. Everything below is computed from a complete analysis of all 1,000,001 numbers in range.

Number
678
Singular
Rarity Score
678
Global Percentile
Top 0.06%
Traits Detected
4

RNGdle.net’s own rarity score. Top 0.06% means that proportion of supported numbers scores at least this high. Every exact number has the same chance of being rolled. How this differs from EP · Badge guide

Number DNA
678
Lab Observations · Descriptive Only
3 digitsEven numberZero-freeFirst < last6, 7, 8 appear once

These notes make the number easy to read, but they add no score unless a separately counted rarity signal appears below.

Digit Profile
Length3 digits
Unique digits3
Digit sum21
Odd / even split1 / 2
Digital root3
Mathematical Properties
Composite number
8 divisors
Not a perfect square
Not a perfect cube
Not a palindrome
Rarity Drivers
4 traits detected
Sequential ascendingSingular

Every digit is exactly one higher than the previous, like 4567.

Sequence · signal frequency

+309
1 in 45,455
Three-digit numberSingular

One of only 900 three-digit numbers in range.

Range · signal frequency

+202
1 in 1,111
Digit sum 21Exceptional

This number's digits add up to an uncommon total.

Arithmetic · signal frequency

+93
3.97%
3 distinct digitsRare

This number uses an uncommon count of distinct digits.

Repetition · signal frequency

+73
7.91%
Rarity Explanation

Strongest signal: Sequential ascending. It appears in 22 supported numbers and contributes +309 after correlation decay.

Why is 678 unusual? Only 0.06% of the 1,000,001 supported numbers receive an equal or higher rarity score. This number falls in the Singular tier. Scoring is grounded in the exact frequency of each detected trait — rarer traits carry more information and contribute more to the score.

Algorithm version 1.1.0

Patterns in this number

Each of these has its own page explaining how common the pattern is and why.

Open in the calculator Compare this number Browse all patterns See the rarest numbers