2,571,436

2² × 7 × 91837

2,571,436 factors as 2^2 × 7 × 91837. Its 12 positive divisors give a proper-divisor sum of 2,571,492, so this integer is abundant. The Collatz stopping time is 125 steps.

Prime Factor Structure

Factorization String 2^2 × 7 × 91837

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 5,142,928

Proper Divisor Sum 2,571,492

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2571427 ← → #2571449

Radix Representation

Decimal	2571436
Binary	1001110011110010101100 (22 bits)
Octal	0o11636254
Hexadecimal	0x273CAC

Divisor Catalog (12)

1 2 4 7 14 28 91,837 183,674 367,348 642,859 1,285,718 2,571,436

Collatz Trajectory (125 steps to reach 1)

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

2,571,436 1,285,718 642,859 1,928,578 964,289 2,892,868 1,446,434 723,217 2,169,652 1,084,826 542,413 1,627,240 813,620 406,810 203,405 610,216 305,108 152,554 76,277 228,832 114,416 57,208 28,604 14,302 7,151 21,454 10,727 32,182 16,091 48,274 24,137 72,412 36,206 18,103 54,310 27,155 81,466 40,733 122,200 61,100 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719

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