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15,108,512

25 × 17 × 27773
Abundant Even Composite

15,108,512 factors as 2^5 × 17 × 27773. Its 24 positive divisors give a proper-divisor sum of 16,387,204, so this integer is abundant. The Collatz stopping time is 143 steps.

Prime Factor Structure

Factorization String 2^5 × 17 × 27773
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 31,495,716
Proper Divisor Sum 16,387,204
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #15108503 ← → #15108517

Radix Representation

Decimal 15108512
Binary 111001101000100110100000 (24 bits)
Octal 0o71504640
Hexadecimal 0xE689A0

Divisor Catalog (24)

1 2 4 8 16 17 32 34 68 136 272 544 27,773 55,546 111,092 222,184 444,368 472,141 888,736 944,282 1,888,564 3,777,128 7,554,256 15,108,512

Collatz Trajectory (143 steps to reach 1)

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

15,108,512 7,554,256 3,777,128 1,888,564 944,282 472,141 1,416,424 708,212 354,106 177,053 531,160 265,580 132,790 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 14,200 7,100 3,550 1,775 5,326 2,663

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