648,476

2² × 162119

648,476 factors as 2^2 × 162119. Its 6 positive divisors give a proper-divisor sum of 486,364, so this integer is deficient. The Collatz stopping time is 97 steps.

Prime Factor Structure

Factorization String 2^2 × 162119

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,134,840

Proper Divisor Sum 486,364

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #648449 ← → #648481

Radix Representation

Decimal	648476
Binary	10011110010100011100 (20 bits)
Octal	0o2362434
Hexadecimal	0x9E51C

Divisor Catalog (6)

1 2 4 162,119 324,238 648,476

Collatz Trajectory (97 steps to reach 1)

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

648,476 324,238 162,119 486,358 243,179 729,538 364,769 1,094,308 547,154 273,577 820,732 410,366 205,183 615,550 307,775 923,326 461,663 1,384,990 692,495 2,077,486 1,038,743 3,116,230 1,558,115 4,674,346 2,337,173 7,011,520 3,505,760 1,752,880 876,440 438,220 219,110 109,555 328,666 164,333 493,000 246,500 123,250 61,625 184,876 92,438 46,219 138,658 69,329 207,988 103,994 51,997 155,992 77,996 38,998 19,499 58,498 29,249 87,748 43,874 21,937 65,812 32,906 16,453 49,360 24,680

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