2,745,108

2² × 3² × 76253

Starting at 2,745,108, the Collatz iteration reaches 1 after 156 steps. The first transition is 1372554; the starting value is even with 18 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 76253

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 6,939,114

Proper Divisor Sum 4,194,006

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #2745107 ← → #2745121

Radix Representation

Decimal	2745108
Binary	1010011110001100010100 (22 bits)
Octal	0o12361424
Hexadecimal	0x29E314

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 76,253 152,506 228,759 305,012 457,518 686,277 915,036 1,372,554 2,745,108

Collatz Trajectory (156 steps to reach 1)

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

2,745,108 1,372,554 686,277 2,058,832 1,029,416 514,708 257,354 128,677 386,032 193,016 96,508 48,254 24,127 72,382 36,191 108,574 54,287 162,862 81,431 244,294 122,147 366,442 183,221 549,664 274,832 137,416 68,708 34,354 17,177 51,532 25,766 12,883 38,650 19,325 57,976 28,988 14,494 7,247 21,742 10,871 32,614 16,307 48,922 24,461 73,384 36,692 18,346 9,173 27,520 13,760 6,880 3,440 1,720 860 430 215 646 323 970 485

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