1,604,535

3 × 5 × 41 × 2609

1,604,535 factors as 3 × 5 × 41 × 2609. Its 16 positive divisors give a proper-divisor sum of 1,026,345, so this integer is deficient. The Collatz stopping time is 145 steps.

Prime Factor Structure

Factorization String 3 × 5 × 41 × 2609

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,630,880

Proper Divisor Sum 1,026,345

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #1604521 ← → #1604539

Radix Representation

Decimal	1604535
Binary	110000111101110110111 (21 bits)
Octal	0o6075667
Hexadecimal	0x187BB7

Divisor Catalog (16)

1 3 5 15 41 123 205 615 2,609 7,827 13,045 39,135 106,969 320,907 534,845 1,604,535

Collatz Trajectory (145 steps to reach 1)

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

1,604,535 4,813,606 2,406,803 7,220,410 3,610,205 10,830,616 5,415,308 2,707,654 1,353,827 4,061,482 2,030,741 6,092,224 3,046,112 1,523,056 761,528 380,764 190,382 95,191 285,574 142,787 428,362 214,181 642,544 321,272 160,636 80,318 40,159 120,478 60,239 180,718 90,359 271,078 135,539 406,618 203,309 609,928 304,964 152,482 76,241 228,724 114,362 57,181 171,544 85,772 42,886 21,443 64,330 32,165 96,496 48,248 24,124 12,062 6,031 18,094 9,047 27,142 13,571 40,714 20,357 61,072

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