λ
Sequence Observatory

8,774,321

107 × 82003
Deficient Odd Composite

Starting at 8,774,321, the Collatz iteration reaches 1 after 181 steps. The first transition is 26322964; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 107 × 82003
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,856,432
Proper Divisor Sum 82,111
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #8774317 ← → #8774341

Radix Representation

Decimal 8774321
Binary 100001011110001010110001 (24 bits)
Octal 0o41361261
Hexadecimal 0x85E2B1

Divisor Catalog (4)

1 107 82,003 8,774,321

Collatz Trajectory (181 steps to reach 1)

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

8,774,321 26,322,964 13,161,482 6,580,741 19,742,224 9,871,112 4,935,556 2,467,778 1,233,889 3,701,668 1,850,834 925,417 2,776,252 1,388,126 694,063 2,082,190 1,041,095 3,123,286 1,561,643 4,684,930 2,342,465 7,027,396 3,513,698 1,756,849 5,270,548 2,635,274 1,317,637 3,952,912 1,976,456 988,228 494,114 247,057 741,172 370,586 185,293 555,880 277,940 138,970 69,485 208,456 104,228 52,114 26,057 78,172 39,086 19,543 58,630 29,315 87,946 43,973 131,920 65,960 32,980 16,490 8,245 24,736 12,368 6,184 3,092 1,546

More profiles

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