13,105,079

13 × 17 × 19 × 3121

13,105,079 factors as 13 × 17 × 19 × 3121. Its 16 positive divisors give a proper-divisor sum of 2,629,801, so this integer is deficient. The Collatz stopping time is 91 steps.

Prime Factor Structure

Factorization String 13 × 17 × 19 × 3121

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 15,734,880

Proper Divisor Sum 2,629,801

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #13105051 ← → #13105091

Radix Representation

Decimal	13105079
Binary	110001111111011110110111 (24 bits)
Octal	0o61773667
Hexadecimal	0xC7F7B7

Divisor Catalog (16)

1 13 17 19 221 247 323 3,121 4,199 40,573 53,057 59,299 689,741 770,887 1,008,083 13,105,079

Collatz Trajectory (91 steps to reach 1)

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

13,105,079 39,315,238 19,657,619 58,972,858 29,486,429 88,459,288 44,229,644 22,114,822 11,057,411 33,172,234 16,586,117 49,758,352 24,879,176 12,439,588 6,219,794 3,109,897 9,329,692 4,664,846 2,332,423 6,997,270 3,498,635 10,495,906 5,247,953 15,743,860 7,871,930 3,935,965 11,807,896 5,903,948 2,951,974 1,475,987 4,427,962 2,213,981 6,641,944 3,320,972 1,660,486 830,243 2,490,730 1,245,365 3,736,096 1,868,048 934,024 467,012 233,506 116,753 350,260 175,130 87,565 262,696 131,348 65,674 32,837 98,512 49,256 24,628 12,314 6,157 18,472 9,236 4,618 2,309

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