4,473,403

11 × 406673

Starting at 4,473,403, the Collatz iteration reaches 1 after 149 steps. The first transition is 13420210; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 11 × 406673

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,880,088

Proper Divisor Sum 406,685

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #4473383 ← → #4473409

Radix Representation

Decimal	4473403
Binary	10001000100001000111011 (23 bits)
Octal	0o21041073
Hexadecimal	0x44423B

Divisor Catalog (4)

1 11 406,673 4,473,403

Collatz Trajectory (149 steps to reach 1)

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

4,473,403 13,420,210 6,710,105 20,130,316 10,065,158 5,032,579 15,097,738 7,548,869 22,646,608 11,323,304 5,661,652 2,830,826 1,415,413 4,246,240 2,123,120 1,061,560 530,780 265,390 132,695 398,086 199,043 597,130 298,565 895,696 447,848 223,924 111,962 55,981 167,944 83,972 41,986 20,993 62,980 31,490 15,745 47,236 23,618 11,809 35,428 17,714 8,857 26,572 13,286 6,643 19,930 9,965 29,896 14,948 7,474 3,737 11,212 5,606 2,803 8,410 4,205 12,616 6,308 3,154 1,577 4,732

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