λ
Sigma Notebook

1,461,964

22 × 72 × 7459
Abundant Even Composite

1,461,964 is even and not a perfect square. Its factorization is 2^2 × 7^2 × 7459 and its 18 divisors sum to 2,976,540.

Prime Factor Structure

Factorization String 2^2 × 7^2 × 7459
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 2,976,540
Proper Divisor Sum 1,514,576
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1461953 ← → #1461973

Radix Representation

Decimal 1461964
Binary 101100100111011001100 (21 bits)
Octal 0o5447314
Hexadecimal 0x164ECC

Divisor Catalog (18)

1 2 4 7 14 28 49 98 196 7,459 14,918 29,836 52,213 104,426 208,852 365,491 730,982 1,461,964

Collatz Trajectory (137 steps to reach 1)

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

1,461,964 730,982 365,491 1,096,474 548,237 1,644,712 822,356 411,178 205,589 616,768 308,384 154,192 77,096 38,548 19,274 9,637 28,912 14,456 7,228 3,614 1,807 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263

More profiles

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