13,155,331

7 × 17 × 227 × 487

13,155,331 factors as 7 × 17 × 227 × 487. Its 16 positive divisors give a proper-divisor sum of 2,866,685, so this integer is deficient. The Collatz stopping time is 166 steps.

Prime Factor Structure

Factorization String 7 × 17 × 227 × 487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 16,022,016

Proper Divisor Sum 2,866,685

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #13155323 ← → #13155341

Radix Representation

Decimal	13155331
Binary	110010001011110000000011 (24 bits)
Octal	0o62136003
Hexadecimal	0xC8BC03

Divisor Catalog (16)

1 7 17 119 227 487 1,589 3,409 3,859 8,279 27,013 57,953 110,549 773,843 1,879,333 13,155,331

Collatz Trajectory (166 steps to reach 1)

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

13,155,331 39,465,994 19,732,997 59,198,992 29,599,496 14,799,748 7,399,874 3,699,937 11,099,812 5,549,906 2,774,953 8,324,860 4,162,430 2,081,215 6,243,646 3,121,823 9,365,470 4,682,735 14,048,206 7,024,103 21,072,310 10,536,155 31,608,466 15,804,233 47,412,700 23,706,350 11,853,175 35,559,526 17,779,763 53,339,290 26,669,645 80,008,936 40,004,468 20,002,234 10,001,117 30,003,352 15,001,676 7,500,838 3,750,419 11,251,258 5,625,629 16,876,888 8,438,444 4,219,222 2,109,611 6,328,834 3,164,417 9,493,252 4,746,626 2,373,313 7,119,940 3,559,970 1,779,985 5,339,956 2,669,978 1,334,989 4,004,968 2,002,484 1,001,242 500,621

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