6,939,005

5 × 1387801

Starting at 6,939,005, the Collatz iteration reaches 1 after 160 steps. The first transition is 20817016; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1387801

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 8,326,812

Proper Divisor Sum 1,387,807

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #6938999 ← → #6939011

Radix Representation

Decimal	6939005
Binary	11010011110000101111101 (23 bits)
Octal	0o32360575
Hexadecimal	0x69E17D

Divisor Catalog (4)

1 5 1,387,801 6,939,005

Collatz Trajectory (160 steps to reach 1)

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

6,939,005 20,817,016 10,408,508 5,204,254 2,602,127 7,806,382 3,903,191 11,709,574 5,854,787 17,564,362 8,782,181 26,346,544 13,173,272 6,586,636 3,293,318 1,646,659 4,939,978 2,469,989 7,409,968 3,704,984 1,852,492 926,246 463,123 1,389,370 694,685 2,084,056 1,042,028 521,014 260,507 781,522 390,761 1,172,284 586,142 293,071 879,214 439,607 1,318,822 659,411 1,978,234 989,117 2,967,352 1,483,676 741,838 370,919 1,112,758 556,379 1,669,138 834,569 2,503,708 1,251,854 625,927 1,877,782 938,891 2,816,674 1,408,337 4,225,012 2,112,506 1,056,253 3,168,760 1,584,380

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