λ
Sequence Observatory

3,775,346

2 × 557 × 3389
Deficient Even Composite

Starting at 3,775,346, the Collatz iteration reaches 1 after 154 steps. The first transition is 1887673; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 557 × 3389
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,674,860
Proper Divisor Sum 1,899,514
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #3775339 ← → #3775361

Radix Representation

Decimal 3775346
Binary 1110011001101101110010 (22 bits)
Octal 0o16315562
Hexadecimal 0x399B72

Divisor Catalog (8)

1 2 557 1,114 3,389 6,778 1,887,673 3,775,346

Collatz Trajectory (154 steps to reach 1)

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

3,775,346 1,887,673 5,663,020 2,831,510 1,415,755 4,247,266 2,123,633 6,370,900 3,185,450 1,592,725 4,778,176 2,389,088 1,194,544 597,272 298,636 149,318 74,659 223,978 111,989 335,968 167,984 83,992 41,996 20,998 10,499 31,498 15,749 47,248 23,624 11,812 5,906 2,953 8,860 4,430 2,215 6,646 3,323 9,970 4,985 14,956 7,478 3,739 11,218 5,609 16,828 8,414 4,207 12,622 6,311 18,934 9,467 28,402 14,201 42,604 21,302 10,651 31,954 15,977 47,932 23,966

More profiles

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