1,815,756

2² × 3 × 337 × 449

1,815,756 factors as 2^2 × 3 × 337 × 449. Its 24 positive divisors give a proper-divisor sum of 2,443,044, so this integer is abundant. The Collatz stopping time is 109 steps.

Prime Factor Structure

Factorization String 2^2 × 3 × 337 × 449

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,258,800

Proper Divisor Sum 2,443,044

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1815739 ← → #1815799

Radix Representation

Decimal	1815756
Binary	110111011010011001100 (21 bits)
Octal	0o6732314
Hexadecimal	0x1BB4CC

Divisor Catalog (24)

Collatz Trajectory (109 steps to reach 1)

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

1,815,756 907,878 453,939 1,361,818 680,909 2,042,728 1,021,364 510,682 255,341 766,024 383,012 191,506 95,753 287,260 143,630 71,815 215,446 107,723 323,170 161,585 484,756 242,378 121,189 363,568 181,784 90,892 45,446 22,723 68,170 34,085 102,256 51,128 25,564 12,782 6,391 19,174 9,587 28,762 14,381 43,144 21,572 10,786 5,393 16,180 8,090 4,045 12,136 6,068 3,034 1,517 4,552 2,276 1,138 569 1,708 854 427 1,282 641 1,924

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