λ
Sigma Notebook

7,797,700

22 × 52 × 77977
Abundant Even Composite

7,797,700 is even and not a perfect square. Its factorization is 2^2 × 5^2 × 77977 and its 18 divisors sum to 16,921,226.

Prime Factor Structure

Factorization String 2^2 × 5^2 × 77977
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 16,921,226
Proper Divisor Sum 9,123,526
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #7797697 ← → #7797701

Radix Representation

Decimal 7797700
Binary 11101101111101111000100 (23 bits)
Octal 0o35575704
Hexadecimal 0x76FBC4

Divisor Catalog (18)

1 2 4 5 10 20 25 50 100 77,977 155,954 311,908 389,885 779,770 1,559,540 1,949,425 3,898,850 7,797,700

Collatz Trajectory (142 steps to reach 1)

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

7,797,700 3,898,850 1,949,425 5,848,276 2,924,138 1,462,069 4,386,208 2,193,104 1,096,552 548,276 274,138 137,069 411,208 205,604 102,802 51,401 154,204 77,102 38,551 115,654 57,827 173,482 86,741 260,224 130,112 65,056 32,528 16,264 8,132 4,066 2,033 6,100 3,050 1,525 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

More profiles

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