λ
Sigma Notebook

6,812,440

23 × 5 × 37 × 4603
Abundant Even Composite

6,812,440 is even and not a perfect square. Its factorization is 2^3 × 5 × 37 × 4603 and its 32 divisors sum to 15,745,680.

Prime Factor Structure

Factorization String 2^3 × 5 × 37 × 4603
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 15,745,680
Proper Divisor Sum 8,933,240
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #6812417 ← → #6812441

Radix Representation

Decimal 6812440
Binary 11001111111001100011000 (23 bits)
Octal 0o31771430
Hexadecimal 0x67F318

Divisor Catalog (32)

1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1,480 4,603 9,206 18,412 23,015 36,824 46,030 92,060 170,311 184,120 340,622 681,244 851,555 1,362,488 1,703,110 3,406,220 6,812,440

Collatz Trajectory (147 steps to reach 1)

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

6,812,440 3,406,220 1,703,110 851,555 2,554,666 1,277,333 3,832,000 1,916,000 958,000 479,000 239,500 119,750 59,875 179,626 89,813 269,440 134,720 67,360 33,680 16,840 8,420 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206

More profiles

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