3 × 7³ × 421

Prime Factor Structure

Factorization String 3 × 7^3 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 675,200

Proper Divisor Sum 241,991

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #433207 ← → #433229

1 3 7 21 49 147 343 421 1,029 1,263 2,947 8,841 20,629 61,887 144,403 433,209

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

433,209 1,299,628 649,814 324,907 974,722 487,361 1,462,084 731,042 365,521 1,096,564 548,282 274,141 822,424 411,212 205,606 102,803 308,410 154,205 462,616 231,308 115,654 57,827 173,482 86,741 260,224 130,112 65,056 32,528 16,264 8,132 4,066 2,033 6,100 3,050 1,525 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466

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