13,071,311

11 × 47 × 131 × 193

13,071,311 factors as 11 × 47 × 131 × 193. Its 16 positive divisors give a proper-divisor sum of 1,678,897, so this integer is deficient. The Collatz stopping time is 223 steps.

Prime Factor Structure

Factorization String 11 × 47 × 131 × 193

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 14,750,208

Proper Divisor Sum 1,678,897

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #13071301 ← → #13071329

Radix Representation

Decimal	13071311
Binary	110001110111001111001111 (24 bits)
Octal	0o61671717
Hexadecimal	0xC773CF

Divisor Catalog (16)

1 11 47 131 193 517 1,441 2,123 6,157 9,071 25,283 67,727 99,781 278,113 1,188,301 13,071,311

Collatz Trajectory (223 steps to reach 1)

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

13,071,311 39,213,934 19,606,967 58,820,902 29,410,451 88,231,354 44,115,677 132,347,032 66,173,516 33,086,758 16,543,379 49,630,138 24,815,069 74,445,208 37,222,604 18,611,302 9,305,651 27,916,954 13,958,477 41,875,432 20,937,716 10,468,858 5,234,429 15,703,288 7,851,644 3,925,822 1,962,911 5,888,734 2,944,367 8,833,102 4,416,551 13,249,654 6,624,827 19,874,482 9,937,241 29,811,724 14,905,862 7,452,931 22,358,794 11,179,397 33,538,192 16,769,096 8,384,548 4,192,274 2,096,137 6,288,412 3,144,206 1,572,103 4,716,310 2,358,155 7,074,466 3,537,233 10,611,700 5,305,850 2,652,925 7,958,776 3,979,388 1,989,694 994,847 2,984,542

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