λ
Sequence Observatory

9,755,681

13 × 750437
Deficient Odd Composite

Starting at 9,755,681, the Collatz iteration reaches 1 after 145 steps. The first transition is 29267044; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 750437
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,506,132
Proper Divisor Sum 750,451
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #9755677 ← → #9755693

Radix Representation

Decimal 9755681
Binary 100101001101110000100001 (24 bits)
Octal 0o45156041
Hexadecimal 0x94DC21

Divisor Catalog (4)

1 13 750,437 9,755,681

Collatz Trajectory (145 steps to reach 1)

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

9,755,681 29,267,044 14,633,522 7,316,761 21,950,284 10,975,142 5,487,571 16,462,714 8,231,357 24,694,072 12,347,036 6,173,518 3,086,759 9,260,278 4,630,139 13,890,418 6,945,209 20,835,628 10,417,814 5,208,907 15,626,722 7,813,361 23,440,084 11,720,042 5,860,021 17,580,064 8,790,032 4,395,016 2,197,508 1,098,754 549,377 1,648,132 824,066 412,033 1,236,100 618,050 309,025 927,076 463,538 231,769 695,308 347,654 173,827 521,482 260,741 782,224 391,112 195,556 97,778 48,889 146,668 73,334 36,667 110,002 55,001 165,004 82,502 41,251 123,754 61,877

More profiles

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