λ
Sigma Notebook

856,171

17 × 50363
Deficient Odd Composite

856,171 is odd and not a perfect square. Its factorization is 17 × 50363 and its 4 divisors sum to 906,552.

Prime Factor Structure

Factorization String 17 × 50363
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 906,552
Proper Divisor Sum 50,381
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #856169 ← → #856181

Radix Representation

Decimal 856171
Binary 11010001000001101011 (20 bits)
Octal 0o3210153
Hexadecimal 0xD106B

Divisor Catalog (4)

1 17 50,363 856,171

Collatz Trajectory (74 steps to reach 1)

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

856,171 2,568,514 1,284,257 3,852,772 1,926,386 963,193 2,889,580 1,444,790 722,395 2,167,186 1,083,593 3,250,780 1,625,390 812,695 2,438,086 1,219,043 3,657,130 1,828,565 5,485,696 2,742,848 1,371,424 685,712 342,856 171,428 85,714 42,857 128,572 64,286 32,143 96,430 48,215 144,646 72,323 216,970 108,485 325,456 162,728 81,364 40,682 20,341 61,024 30,512 15,256 7,628 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151

More profiles

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