λ
Sigma Notebook

9,008,729

139 × 64811
Deficient Odd Composite

9,008,729 is odd and not a perfect square. Its factorization is 139 × 64811 and its 4 divisors sum to 9,073,680.

Prime Factor Structure

Factorization String 139 × 64811
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,073,680
Proper Divisor Sum 64,951
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #9008707 ← → #9008731

Radix Representation

Decimal 9008729
Binary 100010010111011001011001 (24 bits)
Octal 0o42273131
Hexadecimal 0x897659

Divisor Catalog (4)

1 139 64,811 9,008,729

Collatz Trajectory (137 steps to reach 1)

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

9,008,729 27,026,188 13,513,094 6,756,547 20,269,642 10,134,821 30,404,464 15,202,232 7,601,116 3,800,558 1,900,279 5,700,838 2,850,419 8,551,258 4,275,629 12,826,888 6,413,444 3,206,722 1,603,361 4,810,084 2,405,042 1,202,521 3,607,564 1,803,782 901,891 2,705,674 1,352,837 4,058,512 2,029,256 1,014,628 507,314 253,657 760,972 380,486 190,243 570,730 285,365 856,096 428,048 214,024 107,012 53,506 26,753 80,260 40,130 20,065 60,196 30,098 15,049 45,148 22,574 11,287 33,862 16,931 50,794 25,397 76,192 38,096 19,048 9,524

More profiles

← Previous Integer #9,008,728 Browse Full Index Next Integer #9,008,730 →