λ
Sequence Observatory

6,549,579

35 × 26953
Deficient Odd Composite

Starting at 6,549,579, the Collatz iteration reaches 1 after 178 steps. The first transition is 19648738; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 3^5 × 26953
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 9,811,256
Proper Divisor Sum 3,261,677
Digit Sum / Digital Root 45 (Root: 9)
Adjacent Primes #6549551 ← → #6549583

Radix Representation

Decimal 6549579
Binary 11000111111000001001011 (23 bits)
Octal 0o30770113
Hexadecimal 0x63F04B

Divisor Catalog (12)

1 3 9 27 81 243 26,953 80,859 242,577 727,731 2,183,193 6,549,579

Collatz Trajectory (178 steps to reach 1)

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

6,549,579 19,648,738 9,824,369 29,473,108 14,736,554 7,368,277 22,104,832 11,052,416 5,526,208 2,763,104 1,381,552 690,776 345,388 172,694 86,347 259,042 129,521 388,564 194,282 97,141 291,424 145,712 72,856 36,428 18,214 9,107 27,322 13,661 40,984 20,492 10,246 5,123 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370 685 2,056 1,028 514 257 772 386 193

More profiles

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