λ
Sequence Observatory

1,423,416

23 × 3 × 127 × 467
Abundant Even Composite

Starting at 1,423,416, the Collatz iteration reaches 1 after 243 steps. The first transition is 711708; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 3 × 127 × 467
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 3,594,240
Proper Divisor Sum 2,170,824
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #1423403 ← → #1423417

Radix Representation

Decimal 1423416
Binary 101011011100000111000 (21 bits)
Octal 0o5334070
Hexadecimal 0x15B838

Divisor Catalog (32)

1 2 3 4 6 8 12 24 127 254 381 467 508 762 934 1,016 1,401 1,524 1,868 2,802 3,048 3,736 5,604 11,208 59,309 118,618 177,927 237,236 355,854 474,472 711,708 1,423,416

Collatz Trajectory (243 steps to reach 1)

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

1,423,416 711,708 355,854 177,927 533,782 266,891 800,674 400,337 1,201,012 600,506 300,253 900,760 450,380 225,190 112,595 337,786 168,893 506,680 253,340 126,670 63,335 190,006 95,003 285,010 142,505 427,516 213,758 106,879 320,638 160,319 480,958 240,479 721,438 360,719 1,082,158 541,079 1,623,238 811,619 2,434,858 1,217,429 3,652,288 1,826,144 913,072 456,536 228,268 114,134 57,067 171,202 85,601 256,804 128,402 64,201 192,604 96,302 48,151 144,454 72,227 216,682 108,341 325,024

More profiles

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