4,437,885

3 × 5 × 191 × 1549

Starting at 4,437,885, the Collatz iteration reaches 1 after 167 steps. The first transition is 13313656; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 191 × 1549

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,142,400

Proper Divisor Sum 2,704,515

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #4437883 ← → #4437911

Radix Representation

Decimal	4437885
Binary	10000111011011101111101 (23 bits)
Octal	0o20733575
Hexadecimal	0x43B77D

Divisor Catalog (16)

1 3 5 15 191 573 955 1,549 2,865 4,647 7,745 23,235 295,859 887,577 1,479,295 4,437,885

Collatz Trajectory (167 steps to reach 1)

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

4,437,885 13,313,656 6,656,828 3,328,414 1,664,207 4,992,622 2,496,311 7,488,934 3,744,467 11,233,402 5,616,701 16,850,104 8,425,052 4,212,526 2,106,263 6,318,790 3,159,395 9,478,186 4,739,093 14,217,280 7,108,640 3,554,320 1,777,160 888,580 444,290 222,145 666,436 333,218 166,609 499,828 249,914 124,957 374,872 187,436 93,718 46,859 140,578 70,289 210,868 105,434 52,717 158,152 79,076 39,538 19,769 59,308 29,654 14,827 44,482 22,241 66,724 33,362 16,681 50,044 25,022 12,511 37,534 18,767 56,302 28,151

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