λ
Sequence Observatory

8,433,709

23 × 366683
Deficient Odd Composite

Starting at 8,433,709, the Collatz iteration reaches 1 after 155 steps. The first transition is 25301128; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 23 × 366683
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,800,416
Proper Divisor Sum 366,707
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #8433707 ← → #8433769

Radix Representation

Decimal 8433709
Binary 100000001011000000101101 (24 bits)
Octal 0o40130055
Hexadecimal 0x80B02D

Divisor Catalog (4)

1 23 366,683 8,433,709

Collatz Trajectory (155 steps to reach 1)

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

8,433,709 25,301,128 12,650,564 6,325,282 3,162,641 9,487,924 4,743,962 2,371,981 7,115,944 3,557,972 1,778,986 889,493 2,668,480 1,334,240 667,120 333,560 166,780 83,390 41,695 125,086 62,543 187,630 93,815 281,446 140,723 422,170 211,085 633,256 316,628 158,314 79,157 237,472 118,736 59,368 29,684 14,842 7,421 22,264 11,132 5,566 2,783 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487

More profiles

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