λ
Sequence Observatory

36,738

2 × 32 × 13 × 157
Abundant Even Composite

Starting at 36,738, the Collatz iteration reaches 1 after 62 steps. The first transition is 18369; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 157
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 86,268
Proper Divisor Sum 49,530
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #36721 ← → #36739

Radix Representation

Decimal 36738
Binary 1000111110000010 (16 bits)
Octal 0o107602
Hexadecimal 0x8F82

Divisor Catalog (24)

1 2 3 6 9 13 18 26 39 78 117 157 234 314 471 942 1,413 2,041 2,826 4,082 6,123 12,246 18,369 36,738

Collatz Trajectory (62 steps to reach 1)

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

36,738 18,369 55,108 27,554 13,777 41,332 20,666 10,333 31,000 15,500 7,750 3,875 11,626 5,813 17,440 8,720 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8

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