87721

Prime Factor Structure

Factorization String 87721

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 87,722

Proper Divisor Sum 1

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #87719 ← → #87739

1 87,721

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

87,721 263,164 131,582 65,791 197,374 98,687 296,062 148,031 444,094 222,047 666,142 333,071 999,214 499,607 1,498,822 749,411 2,248,234 1,124,117 3,372,352 1,686,176 843,088 421,544 210,772 105,386 52,693 158,080 79,040 39,520 19,760 9,880 4,940 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94

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