540,409

439 × 1231

540,409 factors as 439 × 1231. Its 4 positive divisors give a proper-divisor sum of 1,671, so this integer is deficient. The Collatz stopping time is 115 steps.

Prime Factor Structure

Factorization String 439 × 1231

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 542,080

Proper Divisor Sum 1,671

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #540391 ← → #540433

Radix Representation

Decimal	540409
Binary	10000011111011111001 (20 bits)
Octal	0o2037371
Hexadecimal	0x83EF9

Divisor Catalog (4)

1 439 1,231 540,409

Collatz Trajectory (115 steps to reach 1)

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

540,409 1,621,228 810,614 405,307 1,215,922 607,961 1,823,884 911,942 455,971 1,367,914 683,957 2,051,872 1,025,936 512,968 256,484 128,242 64,121 192,364 96,182 48,091 144,274 72,137 216,412 108,206 54,103 162,310 81,155 243,466 121,733 365,200 182,600 91,300 45,650 22,825 68,476 34,238 17,119 51,358 25,679 77,038 38,519 115,558 57,779 173,338 86,669 260,008 130,004 65,002 32,501 97,504 48,752 24,376 12,188 6,094 3,047 9,142 4,571 13,714 6,857 20,572

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