67,440

2⁴ × 3 × 5 × 281

Prime Factor Structure

Factorization String 2^4 × 3 × 5 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 40

Divisor Sum (σ) 209,808

Proper Divisor Sum 142,368

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #67433 ← → #67447

1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 281 562 843 1,124 1,405 1,686 2,248 2,810 3,372 4,215 4,496 5,620 6,744 8,430 11,240 13,488 16,860 22,480 33,720 67,440

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

67,440 33,720 16,860 8,430 4,215 12,646 6,323 18,970 9,485 28,456 14,228 7,114 3,557 10,672 5,336 2,668 1,334 667 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152 4,576 2,288 1,144 572 286 143 430

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