λ
Sequence Observatory

277,423

17 × 16319
Deficient Odd Composite

Starting at 277,423, the Collatz iteration reaches 1 after 132 steps. The first transition is 832270; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 17 × 16319
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 293,760
Proper Divisor Sum 16,337
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #277421 ← → #277427

Radix Representation

Decimal 277423
Binary 1000011101110101111 (19 bits)
Octal 0o1035657
Hexadecimal 0x43BAF

Divisor Catalog (4)

1 17 16,319 277,423

Collatz Trajectory (132 steps to reach 1)

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

277,423 832,270 416,135 1,248,406 624,203 1,872,610 936,305 2,808,916 1,404,458 702,229 2,106,688 1,053,344 526,672 263,336 131,668 65,834 32,917 98,752 49,376 24,688 12,344 6,172 3,086 1,543 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932 1,466 733 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780

More profiles

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