λ
Sigma Notebook

1,440,496

24 × 90031
Deficient Even Composite

1,440,496 is even and not a perfect square. Its factorization is 2^4 × 90031 and its 10 divisors sum to 2,790,992.

Prime Factor Structure

Factorization String 2^4 × 90031
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 10
Divisor Sum (σ) 2,790,992
Proper Divisor Sum 1,350,496
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1440493 ← → #1440499

Radix Representation

Decimal 1440496
Binary 101011111101011110000 (21 bits)
Octal 0o5375360
Hexadecimal 0x15FAF0

Divisor Catalog (10)

1 2 4 8 16 90,031 180,062 360,124 720,248 1,440,496

Collatz Trajectory (168 steps to reach 1)

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

1,440,496 720,248 360,124 180,062 90,031 270,094 135,047 405,142 202,571 607,714 303,857 911,572 455,786 227,893 683,680 341,840 170,920 85,460 42,730 21,365 64,096 32,048 16,024 8,012 4,006 2,003 6,010 3,005 9,016 4,508 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152

More profiles

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