λ
Sequence Observatory

3,047,511

3 × 83 × 12239
Deficient Odd Composite

Starting at 3,047,511, the Collatz iteration reaches 1 after 133 steps. The first transition is 9142534; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 83 × 12239
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 4,112,640
Proper Divisor Sum 1,065,129
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #3047509 ← → #3047537

Radix Representation

Decimal 3047511
Binary 1011101000000001010111 (22 bits)
Octal 0o13500127
Hexadecimal 0x2E8057

Divisor Catalog (8)

1 3 83 249 12,239 36,717 1,015,837 3,047,511

Collatz Trajectory (133 steps to reach 1)

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

3,047,511 9,142,534 4,571,267 13,713,802 6,856,901 20,570,704 10,285,352 5,142,676 2,571,338 1,285,669 3,857,008 1,928,504 964,252 482,126 241,063 723,190 361,595 1,084,786 542,393 1,627,180 813,590 406,795 1,220,386 610,193 1,830,580 915,290 457,645 1,372,936 686,468 343,234 171,617 514,852 257,426 128,713 386,140 193,070 96,535 289,606 144,803 434,410 217,205 651,616 325,808 162,904 81,452 40,726 20,363 61,090 30,545 91,636 45,818 22,909 68,728 34,364 17,182 8,591 25,774 12,887 38,662 19,331

More profiles

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