1,635,085

5 × 327017

Starting at 1,635,085, the Collatz iteration reaches 1 after 88 steps. The first transition is 4905256; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 327017

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,962,108

Proper Divisor Sum 327,023

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1635079 ← → #1635091

Radix Representation

Decimal	1635085
Binary	110001111001100001101 (21 bits)
Octal	0o6171415
Hexadecimal	0x18F30D

Divisor Catalog (4)

1 5 327,017 1,635,085

Collatz Trajectory (88 steps to reach 1)

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

1,635,085 4,905,256 2,452,628 1,226,314 613,157 1,839,472 919,736 459,868 229,934 114,967 344,902 172,451 517,354 258,677 776,032 388,016 194,008 97,004 48,502 24,251 72,754 36,377 109,132 54,566 27,283 81,850 40,925 122,776 61,388 30,694 15,347 46,042 23,021 69,064 34,532 17,266 8,633 25,900 12,950 6,475 19,426 9,713 29,140 14,570 7,285 21,856 10,928 5,464 2,732 1,366 683 2,050 1,025 3,076 1,538 769 2,308 1,154 577 1,732

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