λ
Integer Codex

1,961,421

3 × 72 × 11 × 1213
Deficient Odd Composite

For 1,961,421, the 24 positive divisors have a total of 3,321,504. Removing 1,961,421 leaves 1,360,083, which gives the deficient classification.

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Prime Factor Structure

Factorization String 3 × 7^2 × 11 × 1213
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 3,321,504
Proper Divisor Sum 1,360,083
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #1961419 ← → #1961431

Radix Representation

Decimal 1961421
Binary 111011110110111001101 (21 bits)
Octal 0o7366715
Hexadecimal 0x1DEDCD

Divisor Catalog (5 of 24)

1 3 7 11 21

Collatz Trajectory (153 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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