725,013

3² × 80557

Prime Factor Structure

Factorization String 3^2 × 80557

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 6

Divisor Sum (σ) 1,047,254

Proper Divisor Sum 322,241

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #725009 ← → #725041

1 3 9 80,557 241,671 725,013

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

725,013 2,175,040 1,087,520 543,760 271,880 135,940 67,970 33,985 101,956 50,978 25,489 76,468 38,234 19,117 57,352 28,676 14,338 7,169 21,508 10,754 5,377 16,132 8,066 4,033 12,100 6,050 3,025 9,076 4,538 2,269 6,808 3,404 1,702 851 2,554 1,277 3,832 1,916 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616

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