λ
Sigma Notebook

5,147,155

5 × 13 × 79187
Deficient Odd Composite

5,147,155 is odd and not a perfect square. Its factorization is 5 × 13 × 79187 and its 8 divisors sum to 6,651,792.

Prime Factor Structure

Factorization String 5 × 13 × 79187
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 6,651,792
Proper Divisor Sum 1,504,637
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #5147069 ← → #5147159

Radix Representation

Decimal 5147155
Binary 10011101000101000010011 (23 bits)
Octal 0o23505023
Hexadecimal 0x4E8A13

Divisor Catalog (8)

1 5 13 65 79,187 395,935 1,029,431 5,147,155

Collatz Trajectory (206 steps to reach 1)

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

5,147,155 15,441,466 7,720,733 23,162,200 11,581,100 5,790,550 2,895,275 8,685,826 4,342,913 13,028,740 6,514,370 3,257,185 9,771,556 4,885,778 2,442,889 7,328,668 3,664,334 1,832,167 5,496,502 2,748,251 8,244,754 4,122,377 12,367,132 6,183,566 3,091,783 9,275,350 4,637,675 13,913,026 6,956,513 20,869,540 10,434,770 5,217,385 15,652,156 7,826,078 3,913,039 11,739,118 5,869,559 17,608,678 8,804,339 26,413,018 13,206,509 39,619,528 19,809,764 9,904,882 4,952,441 14,857,324 7,428,662 3,714,331 11,142,994 5,571,497 16,714,492 8,357,246 4,178,623 12,535,870 6,267,935 18,803,806 9,401,903 28,205,710 14,102,855 42,308,566

More profiles

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