501,140

2² × 5 × 25057

Prime Factor Structure

Factorization String 2^2 × 5 × 25057

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 12

Divisor Sum (σ) 1,052,436

Proper Divisor Sum 551,296

Digit Sum / Digital Root 11 (Root: 2)

Adjacent Primes #501139 ← → #501157

1 2 4 5 10 20 25,057 50,114 100,228 125,285 250,570 501,140

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

501,140 250,570 125,285 375,856 187,928 93,964 46,982 23,491 70,474 35,237 105,712 52,856 26,428 13,214 6,607 19,822 9,911 29,734 14,867 44,602 22,301 66,904 33,452 16,726 8,363 25,090 12,545 37,636 18,818 9,409 28,228 14,114 7,057 21,172 10,586 5,293 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89

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