4,438,502

2 × 2219251

Starting at 4,438,502, the Collatz iteration reaches 1 after 180 steps. The first transition is 2219251; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2219251

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 6,657,756

Proper Divisor Sum 2,219,254

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #4438501 ← → #4438507

Radix Representation

Decimal	4438502
Binary	10000111011100111100110 (23 bits)
Octal	0o20734746
Hexadecimal	0x43B9E6

Divisor Catalog (4)

1 2 2,219,251 4,438,502

Collatz Trajectory (180 steps to reach 1)

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

4,438,502 2,219,251 6,657,754 3,328,877 9,986,632 4,993,316 2,496,658 1,248,329 3,744,988 1,872,494 936,247 2,808,742 1,404,371 4,213,114 2,106,557 6,319,672 3,159,836 1,579,918 789,959 2,369,878 1,184,939 3,554,818 1,777,409 5,332,228 2,666,114 1,333,057 3,999,172 1,999,586 999,793 2,999,380 1,499,690 749,845 2,249,536 1,124,768 562,384 281,192 140,596 70,298 35,149 105,448 52,724 26,362 13,181 39,544 19,772 9,886 4,943 14,830 7,415 22,246 11,123 33,370 16,685 50,056 25,028 12,514 6,257 18,772 9,386 4,693

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