26,486,620

2² × 5 × 331 × 4001

26,486,620 factors as 2^2 × 5 × 331 × 4001. Its 24 positive divisors give a proper-divisor sum of 29,317,268, so this integer is abundant. The Collatz stopping time is 180 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 331 × 4001

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 55,803,888

Proper Divisor Sum 29,317,268

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #26486611 ← → #26486651

Radix Representation

Decimal	26486620
Binary	1100101000010011101011100 (25 bits)
Octal	0o145023534
Hexadecimal	0x194275C

Divisor Catalog (24)

Collatz Trajectory (180 steps to reach 1)

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

26,486,620 13,243,310 6,621,655 19,864,966 9,932,483 29,797,450 14,898,725 44,696,176 22,348,088 11,174,044 5,587,022 2,793,511 8,380,534 4,190,267 12,570,802 6,285,401 18,856,204 9,428,102 4,714,051 14,142,154 7,071,077 21,213,232 10,606,616 5,303,308 2,651,654 1,325,827 3,977,482 1,988,741 5,966,224 2,983,112 1,491,556 745,778 372,889 1,118,668 559,334 279,667 839,002 419,501 1,258,504 629,252 314,626 157,313 471,940 235,970 117,985 353,956 176,978 88,489 265,468 132,734 66,367 199,102 99,551 298,654 149,327 447,982 223,991 671,974 335,987 1,007,962

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