λ
Sequence Observatory

6,397,150

2 × 52 × 97 × 1319
Deficient Even Composite

Starting at 6,397,150, the Collatz iteration reaches 1 after 178 steps. The first transition is 3198575; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2 × 5^2 × 97 × 1319
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 12,030,480
Proper Divisor Sum 5,633,330
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6397147 ← → #6397211

Radix Representation

Decimal 6397150
Binary 11000011001110011011110 (23 bits)
Octal 0o30316336
Hexadecimal 0x619CDE

Divisor Catalog (24)

1 2 5 10 25 50 97 194 485 970 1,319 2,425 2,638 4,850 6,595 13,190 32,975 65,950 127,943 255,886 639,715 1,279,430 3,198,575 6,397,150

Collatz Trajectory (178 steps to reach 1)

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

6,397,150 3,198,575 9,595,726 4,797,863 14,393,590 7,196,795 21,590,386 10,795,193 32,385,580 16,192,790 8,096,395 24,289,186 12,144,593 36,433,780 18,216,890 9,108,445 27,325,336 13,662,668 6,831,334 3,415,667 10,247,002 5,123,501 15,370,504 7,685,252 3,842,626 1,921,313 5,763,940 2,881,970 1,440,985 4,322,956 2,161,478 1,080,739 3,242,218 1,621,109 4,863,328 2,431,664 1,215,832 607,916 303,958 151,979 455,938 227,969 683,908 341,954 170,977 512,932 256,466 128,233 384,700 192,350 96,175 288,526 144,263 432,790 216,395 649,186 324,593 973,780 486,890 243,445

More profiles

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