λ
Sequence Observatory

4,744,188

22 × 32 × 131783
Abundant Even Composite

Starting at 4,744,188, the Collatz iteration reaches 1 after 330 steps. The first transition is 2372094; the starting value is even with 18 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 131783
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 11,992,344
Proper Divisor Sum 7,248,156
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #4744183 ← → #4744199

Radix Representation

Decimal 4744188
Binary 10010000110001111111100 (23 bits)
Octal 0o22061774
Hexadecimal 0x4863FC

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 131,783 263,566 395,349 527,132 790,698 1,186,047 1,581,396 2,372,094 4,744,188

Collatz Trajectory (330 steps to reach 1)

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

4,744,188 2,372,094 1,186,047 3,558,142 1,779,071 5,337,214 2,668,607 8,005,822 4,002,911 12,008,734 6,004,367 18,013,102 9,006,551 27,019,654 13,509,827 40,529,482 20,264,741 60,794,224 30,397,112 15,198,556 7,599,278 3,799,639 11,398,918 5,699,459 17,098,378 8,549,189 25,647,568 12,823,784 6,411,892 3,205,946 1,602,973 4,808,920 2,404,460 1,202,230 601,115 1,803,346 901,673 2,705,020 1,352,510 676,255 2,028,766 1,014,383 3,043,150 1,521,575 4,564,726 2,282,363 6,847,090 3,423,545 10,270,636 5,135,318 2,567,659 7,702,978 3,851,489 11,554,468 5,777,234 2,888,617 8,665,852 4,332,926 2,166,463 6,499,390

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