6,438,290

2 × 5 × 29 × 149²

6,438,290 is even and not a perfect square. Its factorization is 2 × 5 × 29 × 149^2 and its 24 divisors sum to 12,069,540.

Prime Factor Structure

Factorization String 2 × 5 × 29 × 149^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 12,069,540

Proper Divisor Sum 5,631,250

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #6438269 ← → #6438307

Radix Representation

Decimal	6438290
Binary	11000100011110110010010 (23 bits)
Octal	0o30436622
Hexadecimal	0x623D92

Divisor Catalog (24)

1 2 5 10 29 58 145 149 290 298 745 1,490 4,321 8,642 21,605 22,201 43,210 44,402 111,005 222,010 643,829 1,287,658 3,219,145 6,438,290

Collatz Trajectory (165 steps to reach 1)

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

6,438,290 3,219,145 9,657,436 4,828,718 2,414,359 7,243,078 3,621,539 10,864,618 5,432,309 16,296,928 8,148,464 4,074,232 2,037,116 1,018,558 509,279 1,527,838 763,919 2,291,758 1,145,879 3,437,638 1,718,819 5,156,458 2,578,229 7,734,688 3,867,344 1,933,672 966,836 483,418 241,709 725,128 362,564 181,282 90,641 271,924 135,962 67,981 203,944 101,972 50,986 25,493 76,480 38,240 19,120 9,560 4,780 2,390 1,195 3,586 1,793 5,380 2,690 1,345 4,036 2,018 1,009 3,028 1,514 757 2,272 1,136

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