λ
Sigma Notebook

6,557,402

2 × 3278701
Deficient Even Composite

6,557,402 is even and not a perfect square. Its factorization is 2 × 3278701 and its 4 divisors sum to 9,836,106.

Prime Factor Structure

Factorization String 2 × 3278701
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,836,106
Proper Divisor Sum 3,278,704
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #6557401 ← → #6557407

Radix Representation

Decimal 6557402
Binary 11001000000111011011010 (23 bits)
Octal 0o31007332
Hexadecimal 0x640EDA

Divisor Catalog (4)

1 2 3,278,701 6,557,402

Collatz Trajectory (85 steps to reach 1)

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

6,557,402 3,278,701 9,836,104 4,918,052 2,459,026 1,229,513 3,688,540 1,844,270 922,135 2,766,406 1,383,203 4,149,610 2,074,805 6,224,416 3,112,208 1,556,104 778,052 389,026 194,513 583,540 291,770 145,885 437,656 218,828 109,414 54,707 164,122 82,061 246,184 123,092 61,546 30,773 92,320 46,160 23,080 11,540 5,770 2,885 8,656 4,328 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196

More profiles

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