λ
Sigma Notebook

7,003,129

72 × 131 × 1091
Deficient Odd Composite

7,003,129 is odd and not a perfect square. Its factorization is 7^2 × 131 × 1091 and its 12 divisors sum to 8,216,208.

Prime Factor Structure

Factorization String 7^2 × 131 × 1091
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 8,216,208
Proper Divisor Sum 1,213,079
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #7003127 ← → #7003163

Radix Representation

Decimal 7003129
Binary 11010101101101111111001 (23 bits)
Octal 0o32555771
Hexadecimal 0x6ADBF9

Divisor Catalog (12)

1 7 49 131 917 1,091 6,419 7,637 53,459 142,921 1,000,447 7,003,129

Collatz Trajectory (204 steps to reach 1)

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

7,003,129 21,009,388 10,504,694 5,252,347 15,757,042 7,878,521 23,635,564 11,817,782 5,908,891 17,726,674 8,863,337 26,590,012 13,295,006 6,647,503 19,942,510 9,971,255 29,913,766 14,956,883 44,870,650 22,435,325 67,305,976 33,652,988 16,826,494 8,413,247 25,239,742 12,619,871 37,859,614 18,929,807 56,789,422 28,394,711 85,184,134 42,592,067 127,776,202 63,888,101 191,664,304 95,832,152 47,916,076 23,958,038 11,979,019 35,937,058 17,968,529 53,905,588 26,952,794 13,476,397 40,429,192 20,214,596 10,107,298 5,053,649 15,160,948 7,580,474 3,790,237 11,370,712 5,685,356 2,842,678 1,421,339 4,264,018 2,132,009 6,396,028 3,198,014 1,599,007

More profiles

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