1,403,696

2⁴ × 7 × 83 × 151

Starting at 1,403,696, the Collatz iteration reaches 1 after 124 steps. The first transition is 701848; the starting value is even with 40 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 7 × 83 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 3,166,464

Proper Divisor Sum 1,762,768

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1403693 ← → #1403747

Radix Representation

Decimal	1403696
Binary	101010110101100110000 (21 bits)
Octal	0o5265460
Hexadecimal	0x156B30

Divisor Catalog (40)

1 2 4 7 8 14 16 28 56 83 112 151 166 302 332 581 604 664 1,057 1,162 1,208 1,328 2,114 2,324 2,416 4,228 4,648 8,456 9,296 12,533 16,912 25,066 50,132 87,731 100,264 175,462 200,528 350,924 701,848 1,403,696

Collatz Trajectory (124 steps to reach 1)

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

1,403,696 701,848 350,924 175,462 87,731 263,194 131,597 394,792 197,396 98,698 49,349 148,048 74,024 37,012 18,506 9,253 27,760 13,880 6,940 3,470 1,735 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394 2,197 6,592 3,296 1,648 824 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251

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