26,311,644

2² × 3² × 730879

26,311,644 factors as 2^2 × 3^2 × 730879. Its 18 positive divisors give a proper-divisor sum of 40,198,436, so this integer is abundant. The Collatz stopping time is 118 steps.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 730879

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 66,510,080

Proper Divisor Sum 40,198,436

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #26311643 ← → #26311651

Radix Representation

Decimal	26311644
Binary	1100100010111101111011100 (25 bits)
Octal	0o144275734
Hexadecimal	0x1917BDC

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 730,879 1,461,758 2,192,637 2,923,516 4,385,274 6,577,911 8,770,548 13,155,822 26,311,644

Collatz Trajectory (118 steps to reach 1)

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

26,311,644 13,155,822 6,577,911 19,733,734 9,866,867 29,600,602 14,800,301 44,400,904 22,200,452 11,100,226 5,550,113 16,650,340 8,325,170 4,162,585 12,487,756 6,243,878 3,121,939 9,365,818 4,682,909 14,048,728 7,024,364 3,512,182 1,756,091 5,268,274 2,634,137 7,902,412 3,951,206 1,975,603 5,926,810 2,963,405 8,890,216 4,445,108 2,222,554 1,111,277 3,333,832 1,666,916 833,458 416,729 1,250,188 625,094 312,547 937,642 468,821 1,406,464 703,232 351,616 175,808 87,904 43,952 21,976 10,988 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637

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