λ
Sequence Observatory

1,600,922

2 × 709 × 1129
Deficient Even Composite

Starting at 1,600,922, the Collatz iteration reaches 1 after 119 steps. The first transition is 800461; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 709 × 1129
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,406,900
Proper Divisor Sum 805,978
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #1600919 ← → #1600957

Radix Representation

Decimal 1600922
Binary 110000110110110011010 (21 bits)
Octal 0o6066632
Hexadecimal 0x186D9A

Divisor Catalog (8)

1 2 709 1,129 1,418 2,258 800,461 1,600,922

Collatz Trajectory (119 steps to reach 1)

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

1,600,922 800,461 2,401,384 1,200,692 600,346 300,173 900,520 450,260 225,130 112,565 337,696 168,848 84,424 42,212 21,106 10,553 31,660 15,830 7,915 23,746 11,873 35,620 17,810 8,905 26,716 13,358 6,679 20,038 10,019 30,058 15,029 45,088 22,544 11,272 5,636 2,818 1,409 4,228 2,114 1,057 3,172 1,586 793 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700

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