4,036,637

11 × 366967

Starting at 4,036,637, the Collatz iteration reaches 1 after 260 steps. The first transition is 12109912; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 11 × 366967

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,403,616

Proper Divisor Sum 366,979

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4036621 ← → #4036649

Radix Representation

Decimal	4036637
Binary	1111011001100000011101 (22 bits)
Octal	0o17314035
Hexadecimal	0x3D981D

Divisor Catalog (4)

1 11 366,967 4,036,637

Collatz Trajectory (260 steps to reach 1)

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

4,036,637 12,109,912 6,054,956 3,027,478 1,513,739 4,541,218 2,270,609 6,811,828 3,405,914 1,702,957 5,108,872 2,554,436 1,277,218 638,609 1,915,828 957,914 478,957 1,436,872 718,436 359,218 179,609 538,828 269,414 134,707 404,122 202,061 606,184 303,092 151,546 75,773 227,320 113,660 56,830 28,415 85,246 42,623 127,870 63,935 191,806 95,903 287,710 143,855 431,566 215,783 647,350 323,675 971,026 485,513 1,456,540 728,270 364,135 1,092,406 546,203 1,638,610 819,305 2,457,916 1,228,958 614,479 1,843,438 921,719

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