λ
Math Directory

7,647,447

3 × 67 × 38047
Deficient Odd Composite

7,647,447 factors as 3 × 67 × 38047. Its 8 positive divisors give a proper-divisor sum of 2,701,609, so this integer is deficient. The Collatz stopping time is 160 steps.

Prime Factor Structure

Factorization String 3 × 67 × 38047
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,349,056
Proper Divisor Sum 2,701,609
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #7647439 ← → #7647457

Radix Representation

Decimal 7647447
Binary 11101001011000011010111 (23 bits)
Octal 0o35130327
Hexadecimal 0x74B0D7

Divisor Catalog (8)

1 3 67 201 38,047 114,141 2,549,149 7,647,447

Collatz Trajectory (160 steps to reach 1)

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

7,647,447 22,942,342 11,471,171 34,413,514 17,206,757 51,620,272 25,810,136 12,905,068 6,452,534 3,226,267 9,678,802 4,839,401 14,518,204 7,259,102 3,629,551 10,888,654 5,444,327 16,332,982 8,166,491 24,499,474 12,249,737 36,749,212 18,374,606 9,187,303 27,561,910 13,780,955 41,342,866 20,671,433 62,014,300 31,007,150 15,503,575 46,510,726 23,255,363 69,766,090 34,883,045 104,649,136 52,324,568 26,162,284 13,081,142 6,540,571 19,621,714 9,810,857 29,432,572 14,716,286 7,358,143 22,074,430 11,037,215 33,111,646 16,555,823 49,667,470 24,833,735 74,501,206 37,250,603 111,751,810 55,875,905 167,627,716 83,813,858 41,906,929 125,720,788 62,860,394

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