3,555,685

5 × 7² × 23 × 631

3,555,685 factors as 5 × 7^2 × 23 × 631. Its 24 positive divisors give a proper-divisor sum of 1,631,771, so this integer is deficient. The Collatz stopping time is 159 steps.

Prime Factor Structure

Factorization String 5 × 7^2 × 23 × 631

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 5,187,456

Proper Divisor Sum 1,631,771

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #3555677 ← → #3555697

Radix Representation

Decimal	3555685
Binary	1101100100000101100101 (22 bits)
Octal	0o15440545
Hexadecimal	0x364165

Divisor Catalog (24)

Collatz Trajectory (159 steps to reach 1)

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

3,555,685 10,667,056 5,333,528 2,666,764 1,333,382 666,691 2,000,074 1,000,037 3,000,112 1,500,056 750,028 375,014 187,507 562,522 281,261 843,784 421,892 210,946 105,473 316,420 158,210 79,105 237,316 118,658 59,329 177,988 88,994 44,497 133,492 66,746 33,373 100,120 50,060 25,030 12,515 37,546 18,773 56,320 28,160 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107

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