13,487,513

13 × 137 × 7573

Prime Factor Structure

Factorization String 13 × 137 × 7573

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 8

Divisor Sum (σ) 14,632,968

Proper Divisor Sum 1,145,455

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #13487501 ← → #13487519

1 13 137 1,781 7,573 98,449 1,037,501 13,487,513

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

13,487,513 40,462,540 20,231,270 10,115,635 30,346,906 15,173,453 45,520,360 22,760,180 11,380,090 5,690,045 17,070,136 8,535,068 4,267,534 2,133,767 6,401,302 3,200,651 9,601,954 4,800,977 14,402,932 7,201,466 3,600,733 10,802,200 5,401,100 2,700,550 1,350,275 4,050,826 2,025,413 6,076,240 3,038,120 1,519,060 759,530 379,765 1,139,296 569,648 284,824 142,412 71,206 35,603 106,810 53,405 160,216 80,108 40,054 20,027 60,082 30,041 90,124 45,062 22,531 67,594 33,797 101,392 50,696 25,348 12,674 6,337 19,012 9,506 4,753 14,260

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