4,036,747

11 × 13 × 28229

Starting at 4,036,747, the Collatz iteration reaches 1 after 229 steps. The first transition is 12110242; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 11 × 13 × 28229

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,742,640

Proper Divisor Sum 705,893

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #4036733 ← → #4036757

Radix Representation

Decimal	4036747
Binary	1111011001100010001011 (22 bits)
Octal	0o17314213
Hexadecimal	0x3D988B

Divisor Catalog (8)

1 11 13 143 28,229 310,519 366,977 4,036,747

Collatz Trajectory (229 steps to reach 1)

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

4,036,747 12,110,242 6,055,121 18,165,364 9,082,682 4,541,341 13,624,024 6,812,012 3,406,006 1,703,003 5,109,010 2,554,505 7,663,516 3,831,758 1,915,879 5,747,638 2,873,819 8,621,458 4,310,729 12,932,188 6,466,094 3,233,047 9,699,142 4,849,571 14,548,714 7,274,357 21,823,072 10,911,536 5,455,768 2,727,884 1,363,942 681,971 2,045,914 1,022,957 3,068,872 1,534,436 767,218 383,609 1,150,828 575,414 287,707 863,122 431,561 1,294,684 647,342 323,671 971,014 485,507 1,456,522 728,261 2,184,784 1,092,392 546,196 273,098 136,549 409,648 204,824 102,412 51,206 25,603

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