82,425

3 × 5² × 7 × 157

Prime Factor Structure

Factorization String 3 × 5^2 × 7 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 156,736

Proper Divisor Sum 74,311

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #82421 ← → #82457

1 3 5 7 15 21 25 35 75 105 157 175 471 525 785 1,099 2,355 3,297 3,925 5,495 11,775 16,485 27,475 82,425

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

82,425 247,276 123,638 61,819 185,458 92,729 278,188 139,094 69,547 208,642 104,321 312,964 156,482 78,241 234,724 117,362 58,681 176,044 88,022 44,011 132,034 66,017 198,052 99,026 49,513 148,540 74,270 37,135 111,406 55,703 167,110 83,555 250,666 125,333 376,000 188,000 94,000 47,000 23,500 11,750 5,875 17,626 8,813 26,440 13,220 6,610 3,305 9,916 4,958 2,479 7,438 3,719 11,158 5,579 16,738 8,369 25,108 12,554 6,277 18,832

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