λ
Sequence Observatory

8,194,391

17 × 509 × 947
Deficient Odd Composite

Starting at 8,194,391, the Collatz iteration reaches 1 after 106 steps. The first transition is 24583174; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 17 × 509 × 947
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,702,640
Proper Divisor Sum 508,249
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #8194387 ← → #8194393

Radix Representation

Decimal 8194391
Binary 11111010000100101010111 (23 bits)
Octal 0o37204527
Hexadecimal 0x7D0957

Divisor Catalog (8)

1 17 509 947 8,653 16,099 482,023 8,194,391

Collatz Trajectory (106 steps to reach 1)

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

8,194,391 24,583,174 12,291,587 36,874,762 18,437,381 55,312,144 27,656,072 13,828,036 6,914,018 3,457,009 10,371,028 5,185,514 2,592,757 7,778,272 3,889,136 1,944,568 972,284 486,142 243,071 729,214 364,607 1,093,822 546,911 1,640,734 820,367 2,461,102 1,230,551 3,691,654 1,845,827 5,537,482 2,768,741 8,306,224 4,153,112 2,076,556 1,038,278 519,139 1,557,418 778,709 2,336,128 1,168,064 584,032 292,016 146,008 73,004 36,502 18,251 54,754 27,377 82,132 41,066 20,533 61,600 30,800 15,400 7,700 3,850 1,925 5,776 2,888 1,444

More profiles

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