λ
Sigma Notebook

7,015,918

2 × 72 × 13 × 5507
Deficient Even Composite

7,015,918 is even and not a perfect square. Its factorization is 2 × 7^2 × 13 × 5507 and its 24 divisors sum to 13,186,152.

Prime Factor Structure

Factorization String 2 × 7^2 × 13 × 5507
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 13,186,152
Proper Divisor Sum 6,170,234
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #7015891 ← → #7015927

Radix Representation

Decimal 7015918
Binary 11010110000110111101110 (23 bits)
Octal 0o32606756
Hexadecimal 0x6B0DEE

Divisor Catalog (24)

1 2 7 13 14 26 49 91 98 182 637 1,274 5,507 11,014 38,549 71,591 77,098 143,182 269,843 501,137 539,686 1,002,274 3,507,959 7,015,918

Collatz Trajectory (152 steps to reach 1)

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

7,015,918 3,507,959 10,523,878 5,261,939 15,785,818 7,892,909 23,678,728 11,839,364 5,919,682 2,959,841 8,879,524 4,439,762 2,219,881 6,659,644 3,329,822 1,664,911 4,994,734 2,497,367 7,492,102 3,746,051 11,238,154 5,619,077 16,857,232 8,428,616 4,214,308 2,107,154 1,053,577 3,160,732 1,580,366 790,183 2,370,550 1,185,275 3,555,826 1,777,913 5,333,740 2,666,870 1,333,435 4,000,306 2,000,153 6,000,460 3,000,230 1,500,115 4,500,346 2,250,173 6,750,520 3,375,260 1,687,630 843,815 2,531,446 1,265,723 3,797,170 1,898,585 5,695,756 2,847,878 1,423,939 4,271,818 2,135,909 6,407,728 3,203,864 1,601,932

More profiles

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