5,949,981

3² × 661109

Starting at 5,949,981, the Collatz iteration reaches 1 after 121 steps. The first transition is 17849944; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 3^2 × 661109

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 8,594,430

Proper Divisor Sum 2,644,449

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #5949971 ← → #5950003

Radix Representation

Decimal	5949981
Binary	10110101100101000011101 (23 bits)
Octal	0o26545035
Hexadecimal	0x5ACA1D

Divisor Catalog (6)

1 3 9 661,109 1,983,327 5,949,981

Collatz Trajectory (121 steps to reach 1)

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

5,949,981 17,849,944 8,924,972 4,462,486 2,231,243 6,693,730 3,346,865 10,040,596 5,020,298 2,510,149 7,530,448 3,765,224 1,882,612 941,306 470,653 1,411,960 705,980 352,990 176,495 529,486 264,743 794,230 397,115 1,191,346 595,673 1,787,020 893,510 446,755 1,340,266 670,133 2,010,400 1,005,200 502,600 251,300 125,650 62,825 188,476 94,238 47,119 141,358 70,679 212,038 106,019 318,058 159,029 477,088 238,544 119,272 59,636 29,818 14,909 44,728 22,364 11,182 5,591 16,774 8,387 25,162 12,581 37,744

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