λ
Sigma Notebook

3,556,682

2 × 1778341
Deficient Even Composite

3,556,682 is even and not a perfect square. Its factorization is 2 × 1778341 and its 4 divisors sum to 5,335,026.

Prime Factor Structure

Factorization String 2 × 1778341
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,335,026
Proper Divisor Sum 1,778,344
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #3556681 ← → #3556687

Radix Representation

Decimal 3556682
Binary 1101100100010101001010 (22 bits)
Octal 0o15442512
Hexadecimal 0x36454A

Divisor Catalog (4)

1 2 1,778,341 3,556,682

Collatz Trajectory (97 steps to reach 1)

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

3,556,682 1,778,341 5,335,024 2,667,512 1,333,756 666,878 333,439 1,000,318 500,159 1,500,478 750,239 2,250,718 1,125,359 3,376,078 1,688,039 5,064,118 2,532,059 7,596,178 3,798,089 11,394,268 5,697,134 2,848,567 8,545,702 4,272,851 12,818,554 6,409,277 19,227,832 9,613,916 4,806,958 2,403,479 7,210,438 3,605,219 10,815,658 5,407,829 16,223,488 8,111,744 4,055,872 2,027,936 1,013,968 506,984 253,492 126,746 63,373 190,120 95,060 47,530 23,765 71,296 35,648 17,824 8,912 4,456 2,228 1,114 557 1,672 836 418 209 628

More profiles

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