2,170,404

2² × 3² × 60289

2,170,404 factors as 2^2 × 3^2 × 60289. Its 18 positive divisors give a proper-divisor sum of 3,315,986, so this integer is abundant. The Collatz stopping time is 65 steps.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 60289

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 5,486,390

Proper Divisor Sum 3,315,986

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #2170393 ← → #2170409

Radix Representation

Decimal	2170404
Binary	1000010001111000100100 (22 bits)
Octal	0o10217044
Hexadecimal	0x211E24

Divisor Catalog (18)

1 2 3 4 6 9 12 18 36 60,289 120,578 180,867 241,156 361,734 542,601 723,468 1,085,202 2,170,404

Collatz Trajectory (65 steps to reach 1)

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

2,170,404 1,085,202 542,601 1,627,804 813,902 406,951 1,220,854 610,427 1,831,282 915,641 2,746,924 1,373,462 686,731 2,060,194 1,030,097 3,090,292 1,545,146 772,573 2,317,720 1,158,860 579,430 289,715 869,146 434,573 1,303,720 651,860 325,930 162,965 488,896 244,448 122,224 61,112 30,556 15,278 7,639 22,918 11,459 34,378 17,189 51,568 25,784 12,892 6,446 3,223 9,670 4,835 14,506 7,253 21,760 10,880 5,440 2,720 1,360 680 340 170 85 256 128 64

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