λ
Modular Archive

1,001,878

2 × 17 × 79 × 373
Deficient Even Composite

The decimal integer 1,001,878 is 11110100100110010110 in binary (20 bits), 3644626 in octal and F4996 in hexadecimal. Its digit sum is 25.

Prime Factor Structure

Factorization String 2 × 17 × 79 × 373
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,615,680
Proper Divisor Sum 613,802
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #1001839 ← → #1001911

Radix Representation

Decimal 1001878
Binary 11110100100110010110 (20 bits)
Octal 0o3644626
Hexadecimal 0xF4996

Divisor Catalog (16)

1 2 17 34 79 158 373 746 1,343 2,686 6,341 12,682 29,467 58,934 500,939 1,001,878

Collatz Trajectory (90 steps to reach 1)

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

1,001,878 500,939 1,502,818 751,409 2,254,228 1,127,114 563,557 1,690,672 845,336 422,668 211,334 105,667 317,002 158,501 475,504 237,752 118,876 59,438 29,719 89,158 44,579 133,738 66,869 200,608 100,304 50,152 25,076 12,538 6,269 18,808 9,404 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396 6,698 3,349 10,048 5,024 2,512 1,256 628 314 157 472 236 118 59 178

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