λ
Sequence Observatory

6,931,799

7 × 911 × 1087
Deficient Odd Composite

Starting at 6,931,799, the Collatz iteration reaches 1 after 191 steps. The first transition is 20795398; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 7 × 911 × 1087
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,938,048
Proper Divisor Sum 1,006,249
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #6931777 ← → #6931807

Radix Representation

Decimal 6931799
Binary 11010011100010101010111 (23 bits)
Octal 0o32342527
Hexadecimal 0x69C557

Divisor Catalog (8)

1 7 911 1,087 6,377 7,609 990,257 6,931,799

Collatz Trajectory (191 steps to reach 1)

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

6,931,799 20,795,398 10,397,699 31,193,098 15,596,549 46,789,648 23,394,824 11,697,412 5,848,706 2,924,353 8,773,060 4,386,530 2,193,265 6,579,796 3,289,898 1,644,949 4,934,848 2,467,424 1,233,712 616,856 308,428 154,214 77,107 231,322 115,661 346,984 173,492 86,746 43,373 130,120 65,060 32,530 16,265 48,796 24,398 12,199 36,598 18,299 54,898 27,449 82,348 41,174 20,587 61,762 30,881 92,644 46,322 23,161 69,484 34,742 17,371 52,114 26,057 78,172 39,086 19,543 58,630 29,315 87,946 43,973

More profiles

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