9,880,717

7 × 11 × 128321

Starting at 9,880,717, the Collatz iteration reaches 1 after 83 steps. The first transition is 29642152; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 7 × 11 × 128321

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 12,318,912

Proper Divisor Sum 2,438,195

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #9880709 ← → #9880721

Radix Representation

Decimal	9880717
Binary	100101101100010010001101 (24 bits)
Octal	0o45542215
Hexadecimal	0x96C48D

Divisor Catalog (8)

1 7 11 77 128,321 898,247 1,411,531 9,880,717

Collatz Trajectory (83 steps to reach 1)

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

9,880,717 29,642,152 14,821,076 7,410,538 3,705,269 11,115,808 5,557,904 2,778,952 1,389,476 694,738 347,369 1,042,108 521,054 260,527 781,582 390,791 1,172,374 586,187 1,758,562 879,281 2,637,844 1,318,922 659,461 1,978,384 989,192 494,596 247,298 123,649 370,948 185,474 92,737 278,212 139,106 69,553 208,660 104,330 52,165 156,496 78,248 39,124 19,562 9,781 29,344 14,672 7,336 3,668 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49

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