λ
Sequence Observatory

9,826,143

3 × 3275381
Deficient Odd Composite

Starting at 9,826,143, the Collatz iteration reaches 1 after 207 steps. The first transition is 29478430; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 3275381
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 13,101,528
Proper Divisor Sum 3,275,385
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #9826133 ← → #9826151

Radix Representation

Decimal 9826143
Binary 100101011110111101011111 (24 bits)
Octal 0o45367537
Hexadecimal 0x95EF5F

Divisor Catalog (4)

1 3 3,275,381 9,826,143

Collatz Trajectory (207 steps to reach 1)

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

9,826,143 29,478,430 14,739,215 44,217,646 22,108,823 66,326,470 33,163,235 99,489,706 49,744,853 149,234,560 74,617,280 37,308,640 18,654,320 9,327,160 4,663,580 2,331,790 1,165,895 3,497,686 1,748,843 5,246,530 2,623,265 7,869,796 3,934,898 1,967,449 5,902,348 2,951,174 1,475,587 4,426,762 2,213,381 6,640,144 3,320,072 1,660,036 830,018 415,009 1,245,028 622,514 311,257 933,772 466,886 233,443 700,330 350,165 1,050,496 525,248 262,624 131,312 65,656 32,828 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388

More profiles

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