λ
Prime Ledger

431,239

17 × 25367
Deficient Odd Composite

431,239 has the prime decomposition 17 × 25367. Its 2 distinct prime factors produce 4 positive divisors.

Prime Factor Structure

Factorization String 17 × 25367
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 456,624
Proper Divisor Sum 25,385
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #431237 ← → #431251

Radix Representation

Decimal 431239
Binary 1101001010010000111 (19 bits)
Octal 0o1512207
Hexadecimal 0x69487

Divisor Catalog (4)

1 17 25,367 431,239

Collatz Trajectory (156 steps to reach 1)

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

431,239 1,293,718 646,859 1,940,578 970,289 2,910,868 1,455,434 727,717 2,183,152 1,091,576 545,788 272,894 136,447 409,342 204,671 614,014 307,007 921,022 460,511 1,381,534 690,767 2,072,302 1,036,151 3,108,454 1,554,227 4,662,682 2,331,341 6,994,024 3,497,012 1,748,506 874,253 2,622,760 1,311,380 655,690 327,845 983,536 491,768 245,884 122,942 61,471 184,414 92,207 276,622 138,311 414,934 207,467 622,402 311,201 933,604 466,802 233,401 700,204 350,102 175,051 525,154 262,577 787,732 393,866 196,933 590,800

More profiles

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