λ
Sigma Notebook

8,456,142

2 × 3 × 1409357
Abundant Even Composite

8,456,142 is even and not a perfect square. Its factorization is 2 × 3 × 1409357 and its 8 divisors sum to 16,912,296.

Prime Factor Structure

Factorization String 2 × 3 × 1409357
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 16,912,296
Proper Divisor Sum 8,456,154
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #8456141 ← → #8456153

Radix Representation

Decimal 8456142
Binary 100000010000011111001110 (24 bits)
Octal 0o40203716
Hexadecimal 0x8107CE

Divisor Catalog (8)

1 2 3 6 1,409,357 2,818,714 4,228,071 8,456,142

Collatz Trajectory (181 steps to reach 1)

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

8,456,142 4,228,071 12,684,214 6,342,107 19,026,322 9,513,161 28,539,484 14,269,742 7,134,871 21,404,614 10,702,307 32,106,922 16,053,461 48,160,384 24,080,192 12,040,096 6,020,048 3,010,024 1,505,012 752,506 376,253 1,128,760 564,380 282,190 141,095 423,286 211,643 634,930 317,465 952,396 476,198 238,099 714,298 357,149 1,071,448 535,724 267,862 133,931 401,794 200,897 602,692 301,346 150,673 452,020 226,010 113,005 339,016 169,508 84,754 42,377 127,132 63,566 31,783 95,350 47,675 143,026 71,513 214,540 107,270 53,635

More profiles

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