26,317,638

2 × 3² × 131 × 11161

26,317,638 factors as 2 × 3^2 × 131 × 11161. Its 24 positive divisors give a proper-divisor sum of 31,144,338, so this integer is abundant. The Collatz stopping time is 211 steps.

Prime Factor Structure

Factorization String 2 × 3^2 × 131 × 11161

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 57,461,976

Proper Divisor Sum 31,144,338

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #26317631 ← → #26317757

Radix Representation

Decimal	26317638
Binary	1100100011001001101000110 (25 bits)
Octal	0o144311506
Hexadecimal	0x1919346

Divisor Catalog (24)

Collatz Trajectory (211 steps to reach 1)

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

26,317,638 13,158,819 39,476,458 19,738,229 59,214,688 29,607,344 14,803,672 7,401,836 3,700,918 1,850,459 5,551,378 2,775,689 8,327,068 4,163,534 2,081,767 6,245,302 3,122,651 9,367,954 4,683,977 14,051,932 7,025,966 3,512,983 10,538,950 5,269,475 15,808,426 7,904,213 23,712,640 11,856,320 5,928,160 2,964,080 1,482,040 741,020 370,510 185,255 555,766 277,883 833,650 416,825 1,250,476 625,238 312,619 937,858 468,929 1,406,788 703,394 351,697 1,055,092 527,546 263,773 791,320 395,660 197,830 98,915 296,746 148,373 445,120 222,560 111,280 55,640 27,820

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