1,163,545

5 × 232709

Starting at 1,163,545, the Collatz iteration reaches 1 after 191 steps. The first transition is 3490636; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 232709

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,396,260

Proper Divisor Sum 232,715

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1163543 ← → #1163551

Radix Representation

Decimal	1163545
Binary	100011100000100011001 (21 bits)
Octal	0o4340431
Hexadecimal	0x11C119

Divisor Catalog (4)

1 5 232,709 1,163,545

Collatz Trajectory (191 steps to reach 1)

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

1,163,545 3,490,636 1,745,318 872,659 2,617,978 1,308,989 3,926,968 1,963,484 981,742 490,871 1,472,614 736,307 2,208,922 1,104,461 3,313,384 1,656,692 828,346 414,173 1,242,520 621,260 310,630 155,315 465,946 232,973 698,920 349,460 174,730 87,365 262,096 131,048 65,524 32,762 16,381 49,144 24,572 12,286 6,143 18,430 9,215 27,646 13,823 41,470 20,735 62,206 31,103 93,310 46,655 139,966 69,983 209,950 104,975 314,926 157,463 472,390 236,195 708,586 354,293 1,062,880 531,440 265,720

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