5,626,287

3³ × 191 × 1091

Starting at 5,626,287, the Collatz iteration reaches 1 after 157 steps. The first transition is 16878862; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3^3 × 191 × 1091

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,386,560

Proper Divisor Sum 2,760,273

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #5626277 ← → #5626289

Radix Representation

Decimal	5626287
Binary	10101011101100110101111 (23 bits)
Octal	0o25354657
Hexadecimal	0x55D9AF

Divisor Catalog (16)

1 3 9 27 191 573 1,091 1,719 3,273 5,157 9,819 29,457 208,381 625,143 1,875,429 5,626,287

Collatz Trajectory (157 steps to reach 1)

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

5,626,287 16,878,862 8,439,431 25,318,294 12,659,147 37,977,442 18,988,721 56,966,164 28,483,082 14,241,541 42,724,624 21,362,312 10,681,156 5,340,578 2,670,289 8,010,868 4,005,434 2,002,717 6,008,152 3,004,076 1,502,038 751,019 2,253,058 1,126,529 3,379,588 1,689,794 844,897 2,534,692 1,267,346 633,673 1,901,020 950,510 475,255 1,425,766 712,883 2,138,650 1,069,325 3,207,976 1,603,988 801,994 400,997 1,202,992 601,496 300,748 150,374 75,187 225,562 112,781 338,344 169,172 84,586 42,293 126,880 63,440 31,720 15,860 7,930 3,965 11,896 5,948

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