5,133,687

3 × 13 × 139 × 947

Starting at 5,133,687, the Collatz iteration reaches 1 after 162 steps. The first transition is 15401062; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 13 × 139 × 947

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,432,320

Proper Divisor Sum 2,298,633

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #5133673 ← → #5133697

Radix Representation

Decimal	5133687
Binary	10011100101010101110111 (23 bits)
Octal	0o23452567
Hexadecimal	0x4E5577

Divisor Catalog (16)

1 3 13 39 139 417 947 1,807 2,841 5,421 12,311 36,933 131,633 394,899 1,711,229 5,133,687

Collatz Trajectory (162 steps to reach 1)

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

5,133,687 15,401,062 7,700,531 23,101,594 11,550,797 34,652,392 17,326,196 8,663,098 4,331,549 12,994,648 6,497,324 3,248,662 1,624,331 4,872,994 2,436,497 7,309,492 3,654,746 1,827,373 5,482,120 2,741,060 1,370,530 685,265 2,055,796 1,027,898 513,949 1,541,848 770,924 385,462 192,731 578,194 289,097 867,292 433,646 216,823 650,470 325,235 975,706 487,853 1,463,560 731,780 365,890 182,945 548,836 274,418 137,209 411,628 205,814 102,907 308,722 154,361 463,084 231,542 115,771 347,314 173,657 520,972 260,486 130,243 390,730 195,365

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