13,603,625

5³ × 7² × 2221

13,603,625 factors as 5^3 × 7^2 × 2221. Its 24 positive divisors give a proper-divisor sum of 6,154,399, so this integer is deficient. The Collatz stopping time is 210 steps.

Prime Factor Structure

Factorization String 5^3 × 7^2 × 2221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 19,758,024

Proper Divisor Sum 6,154,399

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #13603607 ← → #13603631

Radix Representation

Decimal	13603625
Binary	110011111001001100101001 (24 bits)
Octal	0o63711451
Hexadecimal	0xCF9329

Divisor Catalog (24)

Collatz Trajectory (210 steps to reach 1)

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

13,603,625 40,810,876 20,405,438 10,202,719 30,608,158 15,304,079 45,912,238 22,956,119 68,868,358 34,434,179 103,302,538 51,651,269 154,953,808 77,476,904 38,738,452 19,369,226 9,684,613 29,053,840 14,526,920 7,263,460 3,631,730 1,815,865 5,447,596 2,723,798 1,361,899 4,085,698 2,042,849 6,128,548 3,064,274 1,532,137 4,596,412 2,298,206 1,149,103 3,447,310 1,723,655 5,170,966 2,585,483 7,756,450 3,878,225 11,634,676 5,817,338 2,908,669 8,726,008 4,363,004 2,181,502 1,090,751 3,272,254 1,636,127 4,908,382 2,454,191 7,362,574 3,681,287 11,043,862 5,521,931 16,565,794 8,282,897 24,848,692 12,424,346 6,212,173 18,636,520

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