λ
Sequence Observatory

5,036,254

2 × 19 × 132533
Deficient Even Composite

Starting at 5,036,254, the Collatz iteration reaches 1 after 250 steps. The first transition is 2518127; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 19 × 132533
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,952,040
Proper Divisor Sum 2,915,786
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #5036237 ← → #5036261

Radix Representation

Decimal 5036254
Binary 10011001101100011011110 (23 bits)
Octal 0o23154336
Hexadecimal 0x4CD8DE

Divisor Catalog (8)

1 2 19 38 132,533 265,066 2,518,127 5,036,254

Collatz Trajectory (250 steps to reach 1)

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

5,036,254 2,518,127 7,554,382 3,777,191 11,331,574 5,665,787 16,997,362 8,498,681 25,496,044 12,748,022 6,374,011 19,122,034 9,561,017 28,683,052 14,341,526 7,170,763 21,512,290 10,756,145 32,268,436 16,134,218 8,067,109 24,201,328 12,100,664 6,050,332 3,025,166 1,512,583 4,537,750 2,268,875 6,806,626 3,403,313 10,209,940 5,104,970 2,552,485 7,657,456 3,828,728 1,914,364 957,182 478,591 1,435,774 717,887 2,153,662 1,076,831 3,230,494 1,615,247 4,845,742 2,422,871 7,268,614 3,634,307 10,902,922 5,451,461 16,354,384 8,177,192 4,088,596 2,044,298 1,022,149 3,066,448 1,533,224 766,612 383,306 191,653

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