721,987

7 × 103141

Prime Factor Structure

Factorization String 7 × 103141

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 825,136

Proper Divisor Sum 103,149

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #721979 ← → #721991

1 7 103,141 721,987

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

721,987 2,165,962 1,082,981 3,248,944 1,624,472 812,236 406,118 203,059 609,178 304,589 913,768 456,884 228,442 114,221 342,664 171,332 85,666 42,833 128,500 64,250 32,125 96,376 48,188 24,094 12,047 36,142 18,071 54,214 27,107 81,322 40,661 121,984 60,992 30,496 15,248 7,624 3,812 1,906 953 2,860 1,430 715 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227 682 341 1,024 512 256 128

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