9,566,420

2² × 5 × 478321

Starting at 9,566,420, the Collatz iteration reaches 1 after 101 steps. The first transition is 4783210; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 5 × 478321

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 20,089,524

Proper Divisor Sum 10,523,104

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #9566399 ← → #9566429

Radix Representation

Decimal	9566420
Binary	100100011111100011010100 (24 bits)
Octal	0o44374324
Hexadecimal	0x91F8D4

Divisor Catalog (12)

1 2 4 5 10 20 478,321 956,642 1,913,284 2,391,605 4,783,210 9,566,420

Collatz Trajectory (101 steps to reach 1)

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

9,566,420 4,783,210 2,391,605 7,174,816 3,587,408 1,793,704 896,852 448,426 224,213 672,640 336,320 168,160 84,080 42,040 21,020 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270 12,635 37,906 18,953 56,860 28,430 14,215 42,646 21,323 63,970 31,985 95,956 47,978 23,989 71,968 35,984 17,992 8,996 4,498 2,249 6,748 3,374 1,687

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