26,859,636

2² × 3² × 746101

26,859,636 factors as 2^2 × 3^2 × 746101. Its 18 positive divisors give a proper-divisor sum of 41,035,646, so this integer is abundant. The Collatz stopping time is 149 steps.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 746101

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 67,895,282

Proper Divisor Sum 41,035,646

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #26859631 ← → #26859641

Radix Representation

Decimal	26859636
Binary	1100110011101100001110100 (25 bits)
Octal	0o146354164
Hexadecimal	0x199D874

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 746,101 1,492,202 2,238,303 2,984,404 4,476,606 6,714,909 8,953,212 13,429,818 26,859,636

Collatz Trajectory (149 steps to reach 1)

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

26,859,636 13,429,818 6,714,909 20,144,728 10,072,364 5,036,182 2,518,091 7,554,274 3,777,137 11,331,412 5,665,706 2,832,853 8,498,560 4,249,280 2,124,640 1,062,320 531,160 265,580 132,790 66,395 199,186 99,593 298,780 149,390 74,695 224,086 112,043 336,130 168,065 504,196 252,098 126,049 378,148 189,074 94,537 283,612 141,806 70,903 212,710 106,355 319,066 159,533 478,600 239,300 119,650 59,825 179,476 89,738 44,869 134,608 67,304 33,652 16,826 8,413 25,240 12,620 6,310 3,155 9,466 4,733

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