λ
Sigma Notebook

163,944

23 × 34 × 11 × 23
Abundant Even Composite

163,944 is even and not a perfect square. Its factorization is 2^3 × 3^4 × 11 × 23 and its 80 divisors sum to 522,720.

Prime Factor Structure

Factorization String 2^3 × 3^4 × 11 × 23
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 80
Divisor Sum (σ) 522,720
Proper Divisor Sum 358,776
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #163927 ← → #163973

Radix Representation

Decimal 163944
Binary 101000000001101000 (18 bits)
Octal 0o500150
Hexadecimal 0x28068

Divisor Catalog (60 of 80)

1 2 3 4 6 8 9 11 12 18 22 23 24 27 33 36 44 46 54 66 69 72 81 88 92 99 108 132 138 162 184 198 207 216 253 264 276 297 324 396 414 506 552 594 621 648 759 792 828 891 1,012 1,188 1,242 1,518 1,656 1,782 1,863 2,024 2,277 2,376

Collatz Trajectory (152 steps to reach 1)

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

163,944 81,972 40,986 20,493 61,480 30,740 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370 685 2,056 1,028 514 257 772 386 193 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182

More profiles

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