2,408,656

2⁴ × 47 × 3203

Starting at 2,408,656, the Collatz iteration reaches 1 after 161 steps. The first transition is 1204328; the starting value is even with 20 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 47 × 3203

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 4,767,552

Proper Divisor Sum 2,358,896

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2408647 ← → #2408657

Radix Representation

Decimal	2408656
Binary	1001001100000011010000 (22 bits)
Octal	0o11140320
Hexadecimal	0x24C0D0

Divisor Catalog (20)

1 2 4 8 16 47 94 188 376 752 3,203 6,406 12,812 25,624 51,248 150,541 301,082 602,164 1,204,328 2,408,656

Collatz Trajectory (161 steps to reach 1)

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

2,408,656 1,204,328 602,164 301,082 150,541 451,624 225,812 112,906 56,453 169,360 84,680 42,340 21,170 10,585 31,756 15,878 7,939 23,818 11,909 35,728 17,864 8,932 4,466 2,233 6,700 3,350 1,675 5,026 2,513 7,540 3,770 1,885 5,656 2,828 1,414 707 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430

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