4,518,005

5 × 17 × 23 × 2311

4,518,005 factors as 5 × 17 × 23 × 2311. Its 16 positive divisors give a proper-divisor sum of 1,474,699, so this integer is deficient. The Collatz stopping time is 87 steps.

Prime Factor Structure

Factorization String 5 × 17 × 23 × 2311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,992,704

Proper Divisor Sum 1,474,699

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #4517999 ← → #4518023

Radix Representation

Decimal	4518005
Binary	10001001111000001110101 (23 bits)
Octal	0o21170165
Hexadecimal	0x44F075

Divisor Catalog (16)

1 5 17 23 85 115 391 1,955 2,311 11,555 39,287 53,153 196,435 265,765 903,601 4,518,005

Collatz Trajectory (87 steps to reach 1)

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

4,518,005 13,554,016 6,777,008 3,388,504 1,694,252 847,126 423,563 1,270,690 635,345 1,906,036 953,018 476,509 1,429,528 714,764 357,382 178,691 536,074 268,037 804,112 402,056 201,028 100,514 50,257 150,772 75,386 37,693 113,080 56,540 28,270 14,135 42,406 21,203 63,610 31,805 95,416 47,708 23,854 11,927 35,782 17,891 53,674 26,837 80,512 40,256 20,128 10,064 5,032 2,516 1,258 629 1,888 944 472 236 118 59 178 89 268 134

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