λ
Sequence Observatory

3,391,188

22 × 3 × 282599
Abundant Even Composite

Starting at 3,391,188, the Collatz iteration reaches 1 after 177 steps. The first transition is 1695594; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3 × 282599
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 7,912,800
Proper Divisor Sum 4,521,612
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3391187 ← → #3391229

Radix Representation

Decimal 3391188
Binary 1100111011111011010100 (22 bits)
Octal 0o14737324
Hexadecimal 0x33BED4

Divisor Catalog (12)

1 2 3 4 6 12 282,599 565,198 847,797 1,130,396 1,695,594 3,391,188

Collatz Trajectory (177 steps to reach 1)

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

3,391,188 1,695,594 847,797 2,543,392 1,271,696 635,848 317,924 158,962 79,481 238,444 119,222 59,611 178,834 89,417 268,252 134,126 67,063 201,190 100,595 301,786 150,893 452,680 226,340 113,170 56,585 169,756 84,878 42,439 127,318 63,659 190,978 95,489 286,468 143,234 71,617 214,852 107,426 53,713 161,140 80,570 40,285 120,856 60,428 30,214 15,107 45,322 22,661 67,984 33,992 16,996 8,498 4,249 12,748 6,374 3,187 9,562 4,781 14,344 7,172 3,586

More profiles

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