2,618,444

2² × 654611

2,618,444 factors as 2^2 × 654611. Its 6 positive divisors give a proper-divisor sum of 1,963,840, so this integer is deficient. The Collatz stopping time is 156 steps.

Prime Factor Structure

Factorization String 2^2 × 654611

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 4,582,284

Proper Divisor Sum 1,963,840

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2618423 ← → #2618449

Radix Representation

Decimal	2618444
Binary	1001111111010001001100 (22 bits)
Octal	0o11772114
Hexadecimal	0x27F44C

Divisor Catalog (6)

1 2 4 654,611 1,309,222 2,618,444

Collatz Trajectory (156 steps to reach 1)

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

2,618,444 1,309,222 654,611 1,963,834 981,917 2,945,752 1,472,876 736,438 368,219 1,104,658 552,329 1,656,988 828,494 414,247 1,242,742 621,371 1,864,114 932,057 2,796,172 1,398,086 699,043 2,097,130 1,048,565 3,145,696 1,572,848 786,424 393,212 196,606 98,303 294,910 147,455 442,366 221,183 663,550 331,775 995,326 497,663 1,492,990 746,495 2,239,486 1,119,743 3,359,230 1,679,615 5,038,846 2,519,423 7,558,270 3,779,135 11,337,406 5,668,703 17,006,110 8,503,055 25,509,166 12,754,583 38,263,750 19,131,875 57,395,626 28,697,813 86,093,440 43,046,720 21,523,360

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