6,560,145

3² × 5 × 73 × 1997

6,560,145 factors as 3^2 × 5 × 73 × 1997. Its 24 positive divisors give a proper-divisor sum of 4,972,311, so this integer is deficient. The Collatz stopping time is 85 steps.

Prime Factor Structure

Factorization String 3^2 × 5 × 73 × 1997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 11,532,456

Proper Divisor Sum 4,972,311

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #6560143 ← → #6560159

Radix Representation

Decimal	6560145
Binary	11001000001100110010001 (23 bits)
Octal	0o31014621
Hexadecimal	0x641991

Divisor Catalog (24)

Collatz Trajectory (85 steps to reach 1)

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

6,560,145 19,680,436 9,840,218 4,920,109 14,760,328 7,380,164 3,690,082 1,845,041 5,535,124 2,767,562 1,383,781 4,151,344 2,075,672 1,037,836 518,918 259,459 778,378 389,189 1,167,568 583,784 291,892 145,946 72,973 218,920 109,460 54,730 27,365 82,096 41,048 20,524 10,262 5,131 15,394 7,697 23,092 11,546 5,773 17,320 8,660 4,330 2,165 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196

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