λ
Sigma Notebook

855,520

25 × 5 × 5347
Abundant Even Composite

855,520 is even and not a perfect square. Its factorization is 2^5 × 5 × 5347 and its 24 divisors sum to 2,021,544.

Prime Factor Structure

Factorization String 2^5 × 5 × 5347
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 2,021,544
Proper Divisor Sum 1,166,024
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #855511 ← → #855521

Radix Representation

Decimal 855520
Binary 11010000110111100000 (20 bits)
Octal 0o3206740
Hexadecimal 0xD0DE0

Divisor Catalog (24)

1 2 4 5 8 10 16 20 32 40 80 160 5,347 10,694 21,388 26,735 42,776 53,470 85,552 106,940 171,104 213,880 427,760 855,520

Collatz Trajectory (175 steps to reach 1)

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

855,520 427,760 213,880 106,940 53,470 26,735 80,206 40,103 120,310 60,155 180,466 90,233 270,700 135,350 67,675 203,026 101,513 304,540 152,270 76,135 228,406 114,203 342,610 171,305 513,916 256,958 128,479 385,438 192,719 578,158 289,079 867,238 433,619 1,300,858 650,429 1,951,288 975,644 487,822 243,911 731,734 365,867 1,097,602 548,801 1,646,404 823,202 411,601 1,234,804 617,402 308,701 926,104 463,052 231,526 115,763 347,290 173,645 520,936 260,468 130,234 65,117 195,352

More profiles

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