131,154

2 × 3 × 21859

131,154 factors as 2 × 3 × 21859. Its 8 positive divisors give a proper-divisor sum of 131,166, so this integer is abundant. The Collatz stopping time is 193 steps.

Prime Factor Structure

Factorization String 2 × 3 × 21859

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 262,320

Proper Divisor Sum 131,166

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #131149 ← → #131171

Radix Representation

Decimal	131154
Binary	100000000001010010 (18 bits)
Octal	0o400122
Hexadecimal	0x20052

Divisor Catalog (8)

1 2 3 6 21,859 43,718 65,577 131,154

Collatz Trajectory (193 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

131,154 65,577 196,732 98,366 49,183 147,550 73,775 221,326 110,663 331,990 165,995 497,986 248,993 746,980 373,490 186,745 560,236 280,118 140,059 420,178 210,089 630,268 315,134 157,567 472,702 236,351 709,054 354,527 1,063,582 531,791 1,595,374 797,687 2,393,062 1,196,531 3,589,594 1,794,797 5,384,392 2,692,196 1,346,098 673,049 2,019,148 1,009,574 504,787 1,514,362 757,181 2,271,544 1,135,772 567,886 283,943 851,830 425,915 1,277,746 638,873 1,916,620 958,310 479,155 1,437,466 718,733 2,156,200 1,078,100

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