4,207,867

4207867

Starting at 4,207,867, the Collatz iteration reaches 1 after 167 steps. The first transition is 12623602; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 4207867

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 4,207,868

Proper Divisor Sum 1

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #4207843 ← → #4207877

Radix Representation

Decimal	4207867
Binary	10000000011010011111011 (23 bits)
Octal	0o20032373
Hexadecimal	0x4034FB

Divisor Catalog (2)

1 4,207,867

Collatz Trajectory (167 steps to reach 1)

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

4,207,867 12,623,602 6,311,801 18,935,404 9,467,702 4,733,851 14,201,554 7,100,777 21,302,332 10,651,166 5,325,583 15,976,750 7,988,375 23,965,126 11,982,563 35,947,690 17,973,845 53,921,536 26,960,768 13,480,384 6,740,192 3,370,096 1,685,048 842,524 421,262 210,631 631,894 315,947 947,842 473,921 1,421,764 710,882 355,441 1,066,324 533,162 266,581 799,744 399,872 199,936 99,968 49,984 24,992 12,496 6,248 3,124 1,562 781 2,344 1,172 586 293 880 440 220 110 55 166 83 250 125

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