9,878,425

5² × 395137

Starting at 9,878,425, the Collatz iteration reaches 1 after 88 steps. The first transition is 29635276; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 395137

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 12,249,278

Proper Divisor Sum 2,370,853

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #9878419 ← → #9878467

Radix Representation

Decimal	9878425
Binary	100101101011101110011001 (24 bits)
Octal	0o45535631
Hexadecimal	0x96BB99

Divisor Catalog (6)

1 5 25 395,137 1,975,685 9,878,425

Collatz Trajectory (88 steps to reach 1)

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

9,878,425 29,635,276 14,817,638 7,408,819 22,226,458 11,113,229 33,339,688 16,669,844 8,334,922 4,167,461 12,502,384 6,251,192 3,125,596 1,562,798 781,399 2,344,198 1,172,099 3,516,298 1,758,149 5,274,448 2,637,224 1,318,612 659,306 329,653 988,960 494,480 247,240 123,620 61,810 30,905 92,716 46,358 23,179 69,538 34,769 104,308 52,154 26,077 78,232 39,116 19,558 9,779 29,338 14,669 44,008 22,004 11,002 5,501 16,504 8,252 4,126 2,063 6,190 3,095 9,286 4,643 13,930 6,965 20,896 10,448

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