72,408

2³ × 3 × 7 × 431

Prime Factor Structure

Factorization String 2^3 × 3 × 7 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 207,360

Proper Divisor Sum 134,952

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #72383 ← → #72421

1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 431 862 1,293 1,724 2,586 3,017 3,448 5,172 6,034 9,051 10,344 12,068 18,102 24,136 36,204 72,408

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

72,408 36,204 18,102 9,051 27,154 13,577 40,732 20,366 10,183 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719 8,158 4,079 12,238 6,119 18,358 9,179 27,538 13,769 41,308 20,654 10,327 30,982 15,491 46,474 23,237 69,712 34,856 17,428 8,714 4,357 13,072 6,536 3,268 1,634 817 2,452 1,226 613 1,840 920 460

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