λ
Sequence Observatory

3,761,141

131 × 28711
Deficient Odd Composite

Starting at 3,761,141, the Collatz iteration reaches 1 after 203 steps. The first transition is 11283424; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 131 × 28711
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,789,984
Proper Divisor Sum 28,843
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #3761123 ← → #3761159

Radix Representation

Decimal 3761141
Binary 1110010110001111110101 (22 bits)
Octal 0o16261765
Hexadecimal 0x3963F5

Divisor Catalog (4)

1 131 28,711 3,761,141

Collatz Trajectory (203 steps to reach 1)

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

3,761,141 11,283,424 5,641,712 2,820,856 1,410,428 705,214 352,607 1,057,822 528,911 1,586,734 793,367 2,380,102 1,190,051 3,570,154 1,785,077 5,355,232 2,677,616 1,338,808 669,404 334,702 167,351 502,054 251,027 753,082 376,541 1,129,624 564,812 282,406 141,203 423,610 211,805 635,416 317,708 158,854 79,427 238,282 119,141 357,424 178,712 89,356 44,678 22,339 67,018 33,509 100,528 50,264 25,132 12,566 6,283 18,850 9,425 28,276 14,138 7,069 21,208 10,604 5,302 2,651 7,954 3,977

More profiles

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