1,438,135

5 × 43 × 6689

1,438,135 factors as 5 × 43 × 6689. Its 8 positive divisors give a proper-divisor sum of 328,025, so this integer is deficient. The Collatz stopping time is 119 steps.

Prime Factor Structure

Factorization String 5 × 43 × 6689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,766,160

Proper Divisor Sum 328,025

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1438123 ← → #1438159

Radix Representation

Decimal	1438135
Binary	101011111000110110111 (21 bits)
Octal	0o5370667
Hexadecimal	0x15F1B7

Divisor Catalog (8)

1 5 43 215 6,689 33,445 287,627 1,438,135

Collatz Trajectory (119 steps to reach 1)

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

1,438,135 4,314,406 2,157,203 6,471,610 3,235,805 9,707,416 4,853,708 2,426,854 1,213,427 3,640,282 1,820,141 5,460,424 2,730,212 1,365,106 682,553 2,047,660 1,023,830 511,915 1,535,746 767,873 2,303,620 1,151,810 575,905 1,727,716 863,858 431,929 1,295,788 647,894 323,947 971,842 485,921 1,457,764 728,882 364,441 1,093,324 546,662 273,331 819,994 409,997 1,229,992 614,996 307,498 153,749 461,248 230,624 115,312 57,656 28,828 14,414 7,207 21,622 10,811 32,434 16,217 48,652 24,326 12,163 36,490 18,245 54,736

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