λ
Sequence Observatory

7,743,805

5 × 1548761
Deficient Odd Composite

Starting at 7,743,805, the Collatz iteration reaches 1 after 98 steps. The first transition is 23231416; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1548761
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,292,572
Proper Divisor Sum 1,548,767
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7743797 ← → #7743821

Radix Representation

Decimal 7743805
Binary 11101100010100100111101 (23 bits)
Octal 0o35424475
Hexadecimal 0x76293D

Divisor Catalog (4)

1 5 1,548,761 7,743,805

Collatz Trajectory (98 steps to reach 1)

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

7,743,805 23,231,416 11,615,708 5,807,854 2,903,927 8,711,782 4,355,891 13,067,674 6,533,837 19,601,512 9,800,756 4,900,378 2,450,189 7,350,568 3,675,284 1,837,642 918,821 2,756,464 1,378,232 689,116 344,558 172,279 516,838 258,419 775,258 387,629 1,162,888 581,444 290,722 145,361 436,084 218,042 109,021 327,064 163,532 81,766 40,883 122,650 61,325 183,976 91,988 45,994 22,997 68,992 34,496 17,248 8,624 4,312 2,156 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367

More profiles

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