13² × 31 × 53

Prime Factor Structure

Factorization String 13^2 × 31 × 53

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 316,224

Proper Divisor Sum 38,557

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #277663 ← → #277687

1 13 31 53 169 403 689 1,643 5,239 8,957 21,359 277,667

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

277,667 833,002 416,501 1,249,504 624,752 312,376 156,188 78,094 39,047 117,142 58,571 175,714 87,857 263,572 131,786 65,893 197,680 98,840 49,420 24,710 12,355 37,066 18,533 55,600 27,800 13,900 6,950 3,475 10,426 5,213 15,640 7,820 3,910 1,955 5,866 2,933 8,800 4,400 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780

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