λ
Sigma Notebook

2,065,663

2065663
Deficient Odd Prime

2,065,663 is odd and not a perfect square. Its factorization is 2065663 and its 2 divisors sum to 2,065,664.

Prime Factor Structure

Factorization String 2065663
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,065,664
Proper Divisor Sum 1
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2065639 ← → #2065667

Radix Representation

Decimal 2065663
Binary 111111000010011111111 (21 bits)
Octal 0o7702377
Hexadecimal 0x1F84FF

Divisor Catalog (2)

Collatz Trajectory (272 steps to reach 1)

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

2,065,663 6,196,990 3,098,495 9,295,486 4,647,743 13,943,230 6,971,615 20,914,846 10,457,423 31,372,270 15,686,135 47,058,406 23,529,203 70,587,610 35,293,805 105,881,416 52,940,708 26,470,354 13,235,177 39,705,532 19,852,766 9,926,383 29,779,150 14,889,575 44,668,726 22,334,363 67,003,090 33,501,545 100,504,636 50,252,318 25,126,159 75,378,478 37,689,239 113,067,718 56,533,859 169,601,578 84,800,789 254,402,368 127,201,184 63,600,592 31,800,296 15,900,148 7,950,074 3,975,037 11,925,112 5,962,556 2,981,278 1,490,639 4,471,918 2,235,959 6,707,878 3,353,939 10,061,818 5,030,909 15,092,728 7,546,364 3,773,182 1,886,591 5,659,774 2,829,887

More profiles

← Previous Integer #2,065,662 Browse Full Index Next Integer #2,065,664 →