6,446,575

5² × 257863

6,446,575 factors as 5^2 × 257863. Its 6 positive divisors give a proper-divisor sum of 1,547,209, so this integer is deficient. The Collatz stopping time is 209 steps.

Prime Factor Structure

Factorization String 5^2 × 257863

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 7,993,784

Proper Divisor Sum 1,547,209

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #6446569 ← → #6446591

Radix Representation

Decimal	6446575
Binary	11000100101110111101111 (23 bits)
Octal	0o30456757
Hexadecimal	0x625DEF

Divisor Catalog (6)

1 5 25 257,863 1,289,315 6,446,575

Collatz Trajectory (209 steps to reach 1)

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

6,446,575 19,339,726 9,669,863 29,009,590 14,504,795 43,514,386 21,757,193 65,271,580 32,635,790 16,317,895 48,953,686 24,476,843 73,430,530 36,715,265 110,145,796 55,072,898 27,536,449 82,609,348 41,304,674 20,652,337 61,957,012 30,978,506 15,489,253 46,467,760 23,233,880 11,616,940 5,808,470 2,904,235 8,712,706 4,356,353 13,069,060 6,534,530 3,267,265 9,801,796 4,900,898 2,450,449 7,351,348 3,675,674 1,837,837 5,513,512 2,756,756 1,378,378 689,189 2,067,568 1,033,784 516,892 258,446 129,223 387,670 193,835 581,506 290,753 872,260 436,130 218,065 654,196 327,098 163,549 490,648 245,324

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