2,173,623

3 × 421 × 1721

For 2,173,623, the 8 positive divisors have a total of 2,906,736. Removing 2,173,623 leaves 733,113, which gives the deficient classification.

Prime Factor Structure

Factorization String 3 × 421 × 1721

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,906,736

Proper Divisor Sum 733,113

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #2173601 ← → #2173643

Radix Representation

Decimal	2173623
Binary	1000010010101010110111 (22 bits)
Octal	0o10225267
Hexadecimal	0x212AB7

Divisor Catalog (8)

1 3 421 1,263 1,721 5,163 724,541 2,173,623

Collatz Trajectory (73 steps to reach 1)

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

2,173,623 6,520,870 3,260,435 9,781,306 4,890,653 14,671,960 7,335,980 3,667,990 1,833,995 5,501,986 2,750,993 8,252,980 4,126,490 2,063,245 6,189,736 3,094,868 1,547,434 773,717 2,321,152 1,160,576 580,288 290,144 145,072 72,536 36,268 18,134 9,067 27,202 13,601 40,804 20,402 10,201 30,604 15,302 7,651 22,954 11,477 34,432 17,216 8,608 4,304 2,152 1,076 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11

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