42,428,487

3 × 43 × 67 × 4909

Prime Factor Structure

Factorization String 3 × 43 × 67 × 4909

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 58,762,880

Proper Divisor Sum 16,334,393

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #42428483 ← → #42428509

Radix Representation

Decimal	42428487
Binary	10100001110110100001000111 (26 bits)
Octal	0o241664107
Hexadecimal	0x2876847

Divisor Catalog (16)

1 3 43 67 129 201 2,881 4,909 8,643 14,727 211,087 328,903 633,261 986,709 14,142,829 42,428,487

Collatz Trajectory (372 steps to reach 1)

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

42,428,487 127,285,462 63,642,731 190,928,194 95,464,097 286,392,292 143,196,146 71,598,073 214,794,220 107,397,110 53,698,555 161,095,666 80,547,833 241,643,500 120,821,750 60,410,875 181,232,626 90,616,313 271,848,940 135,924,470 67,962,235 203,886,706 101,943,353 305,830,060 152,915,030 76,457,515 229,372,546 114,686,273 344,058,820 172,029,410 86,014,705 258,044,116 129,022,058 64,511,029 193,533,088 96,766,544 48,383,272 24,191,636 12,095,818 6,047,909 18,143,728 9,071,864 4,535,932 2,267,966 1,133,983 3,401,950 1,700,975 5,102,926 2,551,463 7,654,390 3,827,195 11,481,586 5,740,793 17,222,380 8,611,190 4,305,595 12,916,786 6,458,393 19,375,180 9,687,590

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