λ
Sigma Notebook

9,509,845

5 × 1901969
Deficient Odd Composite

9,509,845 is odd and not a perfect square. Its factorization is 5 × 1901969 and its 4 divisors sum to 11,411,820.

Prime Factor Structure

Factorization String 5 × 1901969
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 11,411,820
Proper Divisor Sum 1,901,975
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #9509809 ← → #9509849

Radix Representation

Decimal 9509845
Binary 100100010001101111010101 (24 bits)
Octal 0o44215725
Hexadecimal 0x911BD5

Divisor Catalog (4)

1 5 1,901,969 9,509,845

Collatz Trajectory (75 steps to reach 1)

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

9,509,845 28,529,536 14,264,768 7,132,384 3,566,192 1,783,096 891,548 445,774 222,887 668,662 334,331 1,002,994 501,497 1,504,492 752,246 376,123 1,128,370 564,185 1,692,556 846,278 423,139 1,269,418 634,709 1,904,128 952,064 476,032 238,016 119,008 59,504 29,752 14,876 7,438 3,719 11,158 5,579 16,738 8,369 25,108 12,554 6,277 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492 746 373 1,120 560 280

More profiles

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