9,897,188

2² × 7 × 353471

Starting at 9,897,188, the Collatz iteration reaches 1 after 238 steps. The first transition is 4948594; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 7 × 353471

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 19,794,432

Proper Divisor Sum 9,897,244

Digit Sum / Digital Root 50 (Root: 5)

Adjacent Primes #9897161 ← → #9897203

Radix Representation

Decimal	9897188
Binary	100101110000010011100100 (24 bits)
Octal	0o45602344
Hexadecimal	0x9704E4

Divisor Catalog (12)

1 2 4 7 14 28 353,471 706,942 1,413,884 2,474,297 4,948,594 9,897,188

Collatz Trajectory (238 steps to reach 1)

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

9,897,188 4,948,594 2,474,297 7,422,892 3,711,446 1,855,723 5,567,170 2,783,585 8,350,756 4,175,378 2,087,689 6,263,068 3,131,534 1,565,767 4,697,302 2,348,651 7,045,954 3,522,977 10,568,932 5,284,466 2,642,233 7,926,700 3,963,350 1,981,675 5,945,026 2,972,513 8,917,540 4,458,770 2,229,385 6,688,156 3,344,078 1,672,039 5,016,118 2,508,059 7,524,178 3,762,089 11,286,268 5,643,134 2,821,567 8,464,702 4,232,351 12,697,054 6,348,527 19,045,582 9,522,791 28,568,374 14,284,187 42,852,562 21,426,281 64,278,844 32,139,422 16,069,711 48,209,134 24,104,567 72,313,702 36,156,851 108,470,554 54,235,277 162,705,832 81,352,916

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