λ
Harmonic Matrix

7,499,499

3 × 72 × 17 × 3001
Deficient Odd Composite

7,499,499 has digital root 6. The neighboring primes are 7499491 and 7499507; its proper-divisor sum differs from the starting integer by -2,678,790.

Prime Factor Structure

Factorization String 3 × 7^2 × 17 × 3001
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 12,320,208
Proper Divisor Sum 4,820,709
Digit Sum / Digital Root 51 (Root: 6)
Adjacent Primes #7499491 ← → #7499507

Radix Representation

Decimal 7499499
Binary 11100100110111011101011 (23 bits)
Octal 0o34467353
Hexadecimal 0x726EEB

Divisor Catalog (24)

1 3 7 17 21 49 51 119 147 357 833 2,499 3,001 9,003 21,007 51,017 63,021 147,049 153,051 357,119 441,147 1,071,357 2,499,833 7,499,499

Collatz Trajectory (385 steps to reach 1)

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

7,499,499 22,498,498 11,249,249 33,747,748 16,873,874 8,436,937 25,310,812 12,655,406 6,327,703 18,983,110 9,491,555 28,474,666 14,237,333 42,712,000 21,356,000 10,678,000 5,339,000 2,669,500 1,334,750 667,375 2,002,126 1,001,063 3,003,190 1,501,595 4,504,786 2,252,393 6,757,180 3,378,590 1,689,295 5,067,886 2,533,943 7,601,830 3,800,915 11,402,746 5,701,373 17,104,120 8,552,060 4,276,030 2,138,015 6,414,046 3,207,023 9,621,070 4,810,535 14,431,606 7,215,803 21,647,410 10,823,705 32,471,116 16,235,558 8,117,779 24,353,338 12,176,669 36,530,008 18,265,004 9,132,502 4,566,251 13,698,754 6,849,377 20,548,132 10,274,066

More profiles

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