2³ × 5 × 32257

Prime Factor Structure

Factorization String 2^3 × 5 × 32257

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,903,220

Proper Divisor Sum 1,612,940

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #1290259 ← → #1290287

1 2 4 5 8 10 20 40 32,257 64,514 129,028 161,285 258,056 322,570 645,140 1,290,280

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

1,290,280 645,140 322,570 161,285 483,856 241,928 120,964 60,482 30,241 90,724 45,362 22,681 68,044 34,022 17,011 51,034 25,517 76,552 38,276 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226 12,113 36,340 18,170 9,085 27,256 13,628 6,814 3,407 10,222 5,111 15,334 7,667 23,002 11,501 34,504 17,252 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366

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