2,201,425

5² × 173 × 509

2,201,425 factors as 5^2 × 173 × 509. Its 12 positive divisors give a proper-divisor sum of 549,515, so this integer is deficient. The Collatz stopping time is 210 steps.

Prime Factor Structure

Factorization String 5^2 × 173 × 509

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,750,940

Proper Divisor Sum 549,515

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #2201417 ← → #2201431

Radix Representation

Decimal	2201425
Binary	1000011001011101010001 (22 bits)
Octal	0o10313521
Hexadecimal	0x219751

Divisor Catalog (12)

1 5 25 173 509 865 2,545 4,325 12,725 88,057 440,285 2,201,425

Collatz Trajectory (210 steps to reach 1)

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

2,201,425 6,604,276 3,302,138 1,651,069 4,953,208 2,476,604 1,238,302 619,151 1,857,454 928,727 2,786,182 1,393,091 4,179,274 2,089,637 6,268,912 3,134,456 1,567,228 783,614 391,807 1,175,422 587,711 1,763,134 881,567 2,644,702 1,322,351 3,967,054 1,983,527 5,950,582 2,975,291 8,925,874 4,462,937 13,388,812 6,694,406 3,347,203 10,041,610 5,020,805 15,062,416 7,531,208 3,765,604 1,882,802 941,401 2,824,204 1,412,102 706,051 2,118,154 1,059,077 3,177,232 1,588,616 794,308 397,154 198,577 595,732 297,866 148,933 446,800 223,400 111,700 55,850 27,925 83,776

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