λ
Sequence Observatory

6,141,945

3 × 5 × 409463
Deficient Odd Composite

Starting at 6,141,945, the Collatz iteration reaches 1 after 227 steps. The first transition is 18425836; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 409463
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 9,827,136
Proper Divisor Sum 3,685,191
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #6141899 ← → #6141977

Radix Representation

Decimal 6141945
Binary 10111011011011111111001 (23 bits)
Octal 0o27333771
Hexadecimal 0x5DB7F9

Divisor Catalog (8)

1 3 5 15 409,463 1,228,389 2,047,315 6,141,945

Collatz Trajectory (227 steps to reach 1)

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

6,141,945 18,425,836 9,212,918 4,606,459 13,819,378 6,909,689 20,729,068 10,364,534 5,182,267 15,546,802 7,773,401 23,320,204 11,660,102 5,830,051 17,490,154 8,745,077 26,235,232 13,117,616 6,558,808 3,279,404 1,639,702 819,851 2,459,554 1,229,777 3,689,332 1,844,666 922,333 2,767,000 1,383,500 691,750 345,875 1,037,626 518,813 1,556,440 778,220 389,110 194,555 583,666 291,833 875,500 437,750 218,875 656,626 328,313 984,940 492,470 246,235 738,706 369,353 1,108,060 554,030 277,015 831,046 415,523 1,246,570 623,285 1,869,856 934,928 467,464 233,732

More profiles

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