λ
Sequence Observatory

6,566,586

2 × 3 × 13 × 29 × 2903
Abundant Even Composite

Starting at 6,566,586, the Collatz iteration reaches 1 after 134 steps. The first transition is 3283293; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 13 × 29 × 2903
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 14,636,160
Proper Divisor Sum 8,069,574
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #6566563 ← → #6566587

Radix Representation

Decimal 6566586
Binary 11001000011001010111010 (23 bits)
Octal 0o31031272
Hexadecimal 0x6432BA

Divisor Catalog (32)

1 2 3 6 13 26 29 39 58 78 87 174 377 754 1,131 2,262 2,903 5,806 8,709 17,418 37,739 75,478 84,187 113,217 168,374 226,434 252,561 505,122 1,094,431 2,188,862 3,283,293 6,566,586

Collatz Trajectory (134 steps to reach 1)

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

6,566,586 3,283,293 9,849,880 4,924,940 2,462,470 1,231,235 3,693,706 1,846,853 5,540,560 2,770,280 1,385,140 692,570 346,285 1,038,856 519,428 259,714 129,857 389,572 194,786 97,393 292,180 146,090 73,045 219,136 109,568 54,784 27,392 13,696 6,848 3,424 1,712 856 428 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186

More profiles

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