λ
Sequence Observatory

6,664,711

6664711
Deficient Odd Prime

Starting at 6,664,711, the Collatz iteration reaches 1 after 284 steps. The first transition is 19994134; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 6664711
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,664,712
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6664667 ← → #6664717

Radix Representation

Decimal 6664711
Binary 11001011011001000000111 (23 bits)
Octal 0o31331007
Hexadecimal 0x65B207

Divisor Catalog (2)

1 6,664,711

Collatz Trajectory (284 steps to reach 1)

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

6,664,711 19,994,134 9,997,067 29,991,202 14,995,601 44,986,804 22,493,402 11,246,701 33,740,104 16,870,052 8,435,026 4,217,513 12,652,540 6,326,270 3,163,135 9,489,406 4,744,703 14,234,110 7,117,055 21,351,166 10,675,583 32,026,750 16,013,375 48,040,126 24,020,063 72,060,190 36,030,095 108,090,286 54,045,143 162,135,430 81,067,715 243,203,146 121,601,573 364,804,720 182,402,360 91,201,180 45,600,590 22,800,295 68,400,886 34,200,443 102,601,330 51,300,665 153,901,996 76,950,998 38,475,499 115,426,498 57,713,249 173,139,748 86,569,874 43,284,937 129,854,812 64,927,406 32,463,703 97,391,110 48,695,555 146,086,666 73,043,333 219,130,000 109,565,000 54,782,500

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