3,871,607

3871607

Starting at 3,871,607, the Collatz iteration reaches 1 after 216 steps. The first transition is 11614822; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 3871607

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 3,871,608

Proper Divisor Sum 1

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3871603 ← → #3871619

Radix Representation

Decimal	3871607
Binary	1110110001001101110111 (22 bits)
Octal	0o16611567
Hexadecimal	0x3B1377

Divisor Catalog (2)

1 3,871,607

Collatz Trajectory (216 steps to reach 1)

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

3,871,607 11,614,822 5,807,411 17,422,234 8,711,117 26,133,352 13,066,676 6,533,338 3,266,669 9,800,008 4,900,004 2,450,002 1,225,001 3,675,004 1,837,502 918,751 2,756,254 1,378,127 4,134,382 2,067,191 6,201,574 3,100,787 9,302,362 4,651,181 13,953,544 6,976,772 3,488,386 1,744,193 5,232,580 2,616,290 1,308,145 3,924,436 1,962,218 981,109 2,943,328 1,471,664 735,832 367,916 183,958 91,979 275,938 137,969 413,908 206,954 103,477 310,432 155,216 77,608 38,804 19,402 9,701 29,104 14,552 7,276 3,638 1,819 5,458 2,729 8,188 4,094

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