1,856,260

2² × 5 × 7 × 13259

1,856,260 factors as 2^2 × 5 × 7 × 13259. Its 24 positive divisors give a proper-divisor sum of 2,599,100, so this integer is abundant. The Collatz stopping time is 140 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 13259

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,455,360

Proper Divisor Sum 2,599,100

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1856237 ← → #1856269

Radix Representation

Decimal	1856260
Binary	111000101001100000100 (21 bits)
Octal	0o7051404
Hexadecimal	0x1C5304

Divisor Catalog (24)

Collatz Trajectory (140 steps to reach 1)

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

1,856,260 928,130 464,065 1,392,196 696,098 348,049 1,044,148 522,074 261,037 783,112 391,556 195,778 97,889 293,668 146,834 73,417 220,252 110,126 55,063 165,190 82,595 247,786 123,893 371,680 185,840 92,920 46,460 23,230 11,615 34,846 17,423 52,270 26,135 78,406 39,203 117,610 58,805 176,416 88,208 44,104 22,052 11,026 5,513 16,540 8,270 4,135 12,406 6,203 18,610 9,305 27,916 13,958 6,979 20,938 10,469 31,408 15,704 7,852 3,926 1,963

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