1,439,960

2³ × 5 × 35999

Starting at 1,439,960, the Collatz iteration reaches 1 after 119 steps. The first transition is 719980; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 5 × 35999

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,240,000

Proper Divisor Sum 1,800,040

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #1439947 ← → #1439969

Radix Representation

Decimal	1439960
Binary	101011111100011011000 (21 bits)
Octal	0o5374330
Hexadecimal	0x15F8D8

Divisor Catalog (16)

1 2 4 5 8 10 20 40 35,999 71,998 143,996 179,995 287,992 359,990 719,980 1,439,960

Collatz Trajectory (119 steps to reach 1)

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

1,439,960 719,980 359,990 179,995 539,986 269,993 809,980 404,990 202,495 607,486 303,743 911,230 455,615 1,366,846 683,423 2,050,270 1,025,135 3,075,406 1,537,703 4,613,110 2,306,555 6,919,666 3,459,833 10,379,500 5,189,750 2,594,875 7,784,626 3,892,313 11,676,940 5,838,470 2,919,235 8,757,706 4,378,853 13,136,560 6,568,280 3,284,140 1,642,070 821,035 2,463,106 1,231,553 3,694,660 1,847,330 923,665 2,770,996 1,385,498 692,749 2,078,248 1,039,124 519,562 259,781 779,344 389,672 194,836 97,418 48,709 146,128 73,064 36,532 18,266 9,133

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