λ
Sequence Observatory

8,475,542

2 × 433 × 9787
Deficient Even Composite

Starting at 8,475,542, the Collatz iteration reaches 1 after 129 steps. The first transition is 4237771; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 433 × 9787
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 12,743,976
Proper Divisor Sum 4,268,434
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #8475521 ← → #8475547

Radix Representation

Decimal 8475542
Binary 100000010101001110010110 (24 bits)
Octal 0o40251626
Hexadecimal 0x815396

Divisor Catalog (8)

1 2 433 866 9,787 19,574 4,237,771 8,475,542

Collatz Trajectory (129 steps to reach 1)

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

8,475,542 4,237,771 12,713,314 6,356,657 19,069,972 9,534,986 4,767,493 14,302,480 7,151,240 3,575,620 1,787,810 893,905 2,681,716 1,340,858 670,429 2,011,288 1,005,644 502,822 251,411 754,234 377,117 1,131,352 565,676 282,838 141,419 424,258 212,129 636,388 318,194 159,097 477,292 238,646 119,323 357,970 178,985 536,956 268,478 134,239 402,718 201,359 604,078 302,039 906,118 453,059 1,359,178 679,589 2,038,768 1,019,384 509,692 254,846 127,423 382,270 191,135 573,406 286,703 860,110 430,055 1,290,166 645,083 1,935,250

More profiles

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