3,964,271

29 × 223 × 613

Starting at 3,964,271, the Collatz iteration reaches 1 after 216 steps. The first transition is 11892814; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 29 × 223 × 613

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,126,080

Proper Divisor Sum 161,809

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3964237 ← → #3964273

Radix Representation

Decimal	3964271
Binary	1111000111110101101111 (22 bits)
Octal	0o17076557
Hexadecimal	0x3C7D6F

Divisor Catalog (8)

1 29 223 613 6,467 17,777 136,699 3,964,271

Collatz Trajectory (216 steps to reach 1)

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

3,964,271 11,892,814 5,946,407 17,839,222 8,919,611 26,758,834 13,379,417 40,138,252 20,069,126 10,034,563 30,103,690 15,051,845 45,155,536 22,577,768 11,288,884 5,644,442 2,822,221 8,466,664 4,233,332 2,116,666 1,058,333 3,175,000 1,587,500 793,750 396,875 1,190,626 595,313 1,785,940 892,970 446,485 1,339,456 669,728 334,864 167,432 83,716 41,858 20,929 62,788 31,394 15,697 47,092 23,546 11,773 35,320 17,660 8,830 4,415 13,246 6,623 19,870 9,935 29,806 14,903 44,710 22,355 67,066 33,533 100,600 50,300 25,150

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