λ
Sigma Notebook

7,198,529

13 × 553733
Deficient Odd Composite

7,198,529 is odd and not a perfect square. Its factorization is 13 × 553733 and its 4 divisors sum to 7,752,276.

Prime Factor Structure

Factorization String 13 × 553733
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,752,276
Proper Divisor Sum 553,747
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #7198523 ← → #7198537

Radix Representation

Decimal 7198529
Binary 11011011101011101000001 (23 bits)
Octal 0o33353501
Hexadecimal 0x6DD741

Divisor Catalog (4)

1 13 553,733 7,198,529

Collatz Trajectory (191 steps to reach 1)

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

7,198,529 21,595,588 10,797,794 5,398,897 16,196,692 8,098,346 4,049,173 12,147,520 6,073,760 3,036,880 1,518,440 759,220 379,610 189,805 569,416 284,708 142,354 71,177 213,532 106,766 53,383 160,150 80,075 240,226 120,113 360,340 180,170 90,085 270,256 135,128 67,564 33,782 16,891 50,674 25,337 76,012 38,006 19,003 57,010 28,505 85,516 42,758 21,379 64,138 32,069 96,208 48,104 24,052 12,026 6,013 18,040 9,020 4,510 2,255 6,766 3,383 10,150 5,075 15,226 7,613

More profiles

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