1,179,145

5 × 11² × 1949

1,179,145 factors as 5 × 11^2 × 1949. Its 12 positive divisors give a proper-divisor sum of 376,955, so this integer is deficient. The Collatz stopping time is 129 steps.

Prime Factor Structure

Factorization String 5 × 11^2 × 1949

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,556,100

Proper Divisor Sum 376,955

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1179127 ← → #1179149

Radix Representation

Decimal	1179145
Binary	100011111111000001001 (21 bits)
Octal	0o4377011
Hexadecimal	0x11FE09

Divisor Catalog (12)

1 5 11 55 121 605 1,949 9,745 21,439 107,195 235,829 1,179,145

Collatz Trajectory (129 steps to reach 1)

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

1,179,145 3,537,436 1,768,718 884,359 2,653,078 1,326,539 3,979,618 1,989,809 5,969,428 2,984,714 1,492,357 4,477,072 2,238,536 1,119,268 559,634 279,817 839,452 419,726 209,863 629,590 314,795 944,386 472,193 1,416,580 708,290 354,145 1,062,436 531,218 265,609 796,828 398,414 199,207 597,622 298,811 896,434 448,217 1,344,652 672,326 336,163 1,008,490 504,245 1,512,736 756,368 378,184 189,092 94,546 47,273 141,820 70,910 35,455 106,366 53,183 159,550 79,775 239,326 119,663 358,990 179,495 538,486 269,243

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