3,921,201

3² × 19 × 23 × 997

3,921,201 factors as 3^2 × 19 × 23 × 997. Its 24 positive divisors give a proper-divisor sum of 2,306,319, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 3^2 × 19 × 23 × 997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 6,227,520

Proper Divisor Sum 2,306,319

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #3921193 ← → #3921209

Radix Representation

Decimal	3921201
Binary	1110111101010100110001 (22 bits)
Octal	0o16752461
Hexadecimal	0x3BD531

Divisor Catalog (24)

Collatz Trajectory (154 steps to reach 1)

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

3,921,201 11,763,604 5,881,802 2,940,901 8,822,704 4,411,352 2,205,676 1,102,838 551,419 1,654,258 827,129 2,481,388 1,240,694 620,347 1,861,042 930,521 2,791,564 1,395,782 697,891 2,093,674 1,046,837 3,140,512 1,570,256 785,128 392,564 196,282 98,141 294,424 147,212 73,606 36,803 110,410 55,205 165,616 82,808 41,404 20,702 10,351 31,054 15,527 46,582 23,291 69,874 34,937 104,812 52,406 26,203 78,610 39,305 117,916 58,958 29,479 88,438 44,219 132,658 66,329 198,988 99,494 49,747 149,242

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