4,473,775

5² × 178951

Starting at 4,473,775, the Collatz iteration reaches 1 after 162 steps. The first transition is 13421326; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 178951

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 5,547,512

Proper Divisor Sum 1,073,737

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #4473773 ← → #4473779

Radix Representation

Decimal	4473775
Binary	10001000100001110101111 (23 bits)
Octal	0o21041657
Hexadecimal	0x4443AF

Divisor Catalog (6)

1 5 25 178,951 894,755 4,473,775

Collatz Trajectory (162 steps to reach 1)

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

4,473,775 13,421,326 6,710,663 20,131,990 10,065,995 30,197,986 15,098,993 45,296,980 22,648,490 11,324,245 33,972,736 16,986,368 8,493,184 4,246,592 2,123,296 1,061,648 530,824 265,412 132,706 66,353 199,060 99,530 49,765 149,296 74,648 37,324 18,662 9,331 27,994 13,997 41,992 20,996 10,498 5,249 15,748 7,874 3,937 11,812 5,906 2,953 8,860 4,430 2,215 6,646 3,323 9,970 4,985 14,956 7,478 3,739 11,218 5,609 16,828 8,414 4,207 12,622 6,311 18,934 9,467 28,402

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