λ
Sequence Observatory

6,291,658

2 × 307 × 10247
Deficient Even Composite

Starting at 6,291,658, the Collatz iteration reaches 1 after 103 steps. The first transition is 3145829; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 307 × 10247
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 9,469,152
Proper Divisor Sum 3,177,494
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #6291653 ← → #6291689

Radix Representation

Decimal 6291658
Binary 11000000000000011001010 (23 bits)
Octal 0o30000312
Hexadecimal 0x6000CA

Divisor Catalog (8)

1 2 307 614 10,247 20,494 3,145,829 6,291,658

Collatz Trajectory (103 steps to reach 1)

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

6,291,658 3,145,829 9,437,488 4,718,744 2,359,372 1,179,686 589,843 1,769,530 884,765 2,654,296 1,327,148 663,574 331,787 995,362 497,681 1,493,044 746,522 373,261 1,119,784 559,892 279,946 139,973 419,920 209,960 104,980 52,490 26,245 78,736 39,368 19,684 9,842 4,921 14,764 7,382 3,691 11,074 5,537 16,612 8,306 4,153 12,460 6,230 3,115 9,346 4,673 14,020 7,010 3,505 10,516 5,258 2,629 7,888 3,944 1,972 986 493 1,480 740 370 185

More profiles

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