λ
Sequence Observatory
Atlas › Integer Profiles › Node 1,139,358

1,139,358

2 × 3 × 11 × 61 × 283
Abundant Even Composite

Starting at 1,139,358, the Collatz iteration reaches 1 after 160 steps. The first transition is 569679; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 11 × 61 × 283
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 2,535,552
Proper Divisor Sum 1,396,194
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #1139353 ← → #1139387

Radix Representation

Decimal 1139358
Binary 100010110001010011110 (21 bits)
Octal 0o4261236
Hexadecimal 0x11629E

Divisor Catalog (32)

1 2 3 6 11 22 33 61 66 122 183 283 366 566 671 849 1,342 1,698 2,013 3,113 4,026 6,226 9,339 17,263 18,678 34,526 51,789 103,578 189,893 379,786 569,679 1,139,358

Collatz Trajectory (160 steps to reach 1)

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

1,139,358 569,679 1,709,038 854,519 2,563,558 1,281,779 3,845,338 1,922,669 5,768,008 2,884,004 1,442,002 721,001 2,163,004 1,081,502 540,751 1,622,254 811,127 2,433,382 1,216,691 3,650,074 1,825,037 5,475,112 2,737,556 1,368,778 684,389 2,053,168 1,026,584 513,292 256,646 128,323 384,970 192,485 577,456 288,728 144,364 72,182 36,091 108,274 54,137 162,412 81,206 40,603 121,810 60,905 182,716 91,358 45,679 137,038 68,519 205,558 102,779 308,338 154,169 462,508 231,254 115,627 346,882 173,441 520,324 260,162

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