2² × 5⁴ × 31

Prime Factor Structure

Factorization String 2^2 × 5^4 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 174,944

Proper Divisor Sum 97,444

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #77491 ← → #77509

1 2 4 5 10 20 25 31 50 62 100 124 125 155 250 310 500 620 625 775 1,250 1,550 2,500 3,100 3,875 7,750 15,500 19,375 38,750 77,500

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

77,500 38,750 19,375 58,126 29,063 87,190 43,595 130,786 65,393 196,180 98,090 49,045 147,136 73,568 36,784 18,392 9,196 4,598 2,299 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827 29,482 14,741 44,224 22,112 11,056 5,528 2,764 1,382 691 2,074 1,037 3,112 1,556 778 389 1,168 584 292 146 73 220 110 55 166 83

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