λ
Sequence Observatory

5,439,887

43 × 73 × 1733
Deficient Odd Composite

Starting at 5,439,887, the Collatz iteration reaches 1 after 201 steps. The first transition is 16319662; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 43 × 73 × 1733
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,645,904
Proper Divisor Sum 206,017
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #5439883 ← → #5439899

Radix Representation

Decimal 5439887
Binary 10100110000000110001111 (23 bits)
Octal 0o24600617
Hexadecimal 0x53018F

Divisor Catalog (8)

1 43 73 1,733 3,139 74,519 126,509 5,439,887

Collatz Trajectory (201 steps to reach 1)

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

5,439,887 16,319,662 8,159,831 24,479,494 12,239,747 36,719,242 18,359,621 55,078,864 27,539,432 13,769,716 6,884,858 3,442,429 10,327,288 5,163,644 2,581,822 1,290,911 3,872,734 1,936,367 5,809,102 2,904,551 8,713,654 4,356,827 13,070,482 6,535,241 19,605,724 9,802,862 4,901,431 14,704,294 7,352,147 22,056,442 11,028,221 33,084,664 16,542,332 8,271,166 4,135,583 12,406,750 6,203,375 18,610,126 9,305,063 27,915,190 13,957,595 41,872,786 20,936,393 62,809,180 31,404,590 15,702,295 47,106,886 23,553,443 70,660,330 35,330,165 105,990,496 52,995,248 26,497,624 13,248,812 6,624,406 3,312,203 9,936,610 4,968,305 14,904,916 7,452,458

More profiles

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