2,397,638

2 × 1198819

2,397,638 factors as 2 × 1198819. Its 4 positive divisors give a proper-divisor sum of 1,198,822, so this integer is deficient. The Collatz stopping time is 91 steps.

Prime Factor Structure

Factorization String 2 × 1198819

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,596,460

Proper Divisor Sum 1,198,822

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #2397631 ← → #2397641

Radix Representation

Decimal	2397638
Binary	1001001001010111000110 (22 bits)
Octal	0o11112706
Hexadecimal	0x2495C6

Divisor Catalog (4)

1 2 1,198,819 2,397,638

Collatz Trajectory (91 steps to reach 1)

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

2,397,638 1,198,819 3,596,458 1,798,229 5,394,688 2,697,344 1,348,672 674,336 337,168 168,584 84,292 42,146 21,073 63,220 31,610 15,805 47,416 23,708 11,854 5,927 17,782 8,891 26,674 13,337 40,012 20,006 10,003 30,010 15,005 45,016 22,508 11,254 5,627 16,882 8,441 25,324 12,662 6,331 18,994 9,497 28,492 14,246 7,123 21,370 10,685 32,056 16,028 8,014 4,007 12,022 6,011 18,034 9,017 27,052 13,526 6,763 20,290 10,145 30,436 15,218

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