18,027,758

2 × 7 × 1287697

18,027,758 factors as 2 × 7 × 1287697. Its 8 positive divisors give a proper-divisor sum of 12,876,994, so this integer is deficient. The Collatz stopping time is 164 steps.

Prime Factor Structure

Factorization String 2 × 7 × 1287697

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 30,904,752

Proper Divisor Sum 12,876,994

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #18027731 ← → #18027761

Radix Representation

Decimal	18027758
Binary	1000100110001010011101110 (25 bits)
Octal	0o104612356
Hexadecimal	0x11314EE

Divisor Catalog (8)

1 2 7 14 1,287,697 2,575,394 9,013,879 18,027,758

Collatz Trajectory (164 steps to reach 1)

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

18,027,758 9,013,879 27,041,638 13,520,819 40,562,458 20,281,229 60,843,688 30,421,844 15,210,922 7,605,461 22,816,384 11,408,192 5,704,096 2,852,048 1,426,024 713,012 356,506 178,253 534,760 267,380 133,690 66,845 200,536 100,268 50,134 25,067 75,202 37,601 112,804 56,402 28,201 84,604 42,302 21,151 63,454 31,727 95,182 47,591 142,774 71,387 214,162 107,081 321,244 160,622 80,311 240,934 120,467 361,402 180,701 542,104 271,052 135,526 67,763 203,290 101,645 304,936 152,468 76,234 38,117 114,352

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