1,843,826

2 × 921913

1,843,826 has digital root 5. The neighboring primes are 1843823 and 1843843; its proper-divisor sum differs from the starting integer by -921,910.

Prime Factor Structure

Factorization String 2 × 921913

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,765,742

Proper Divisor Sum 921,916

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #1843823 ← → #1843843

Radix Representation

Decimal	1843826
Binary	111000010001001110010 (21 bits)
Octal	0o7021162
Hexadecimal	0x1C2272

Divisor Catalog (4)

1 2 921,913 1,843,826

Collatz Trajectory (140 steps to reach 1)

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

1,843,826 921,913 2,765,740 1,382,870 691,435 2,074,306 1,037,153 3,111,460 1,555,730 777,865 2,333,596 1,166,798 583,399 1,750,198 875,099 2,625,298 1,312,649 3,937,948 1,968,974 984,487 2,953,462 1,476,731 4,430,194 2,215,097 6,645,292 3,322,646 1,661,323 4,983,970 2,491,985 7,475,956 3,737,978 1,868,989 5,606,968 2,803,484 1,401,742 700,871 2,102,614 1,051,307 3,153,922 1,576,961 4,730,884 2,365,442 1,182,721 3,548,164 1,774,082 887,041 2,661,124 1,330,562 665,281 1,995,844 997,922 498,961 1,496,884 748,442 374,221 1,122,664 561,332 280,666 140,333 421,000

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