1,397,588

2² × 349397

1,397,588 factors as 2^2 × 349397. Its 6 positive divisors give a proper-divisor sum of 1,048,198, so this integer is deficient. The Collatz stopping time is 168 steps.

Prime Factor Structure

Factorization String 2^2 × 349397

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 2,445,786

Proper Divisor Sum 1,048,198

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1397581 ← → #1397603

Radix Representation

Decimal	1397588
Binary	101010101001101010100 (21 bits)
Octal	0o5251524
Hexadecimal	0x155354

Divisor Catalog (6)

1 2 4 349,397 698,794 1,397,588

Collatz Trajectory (168 steps to reach 1)

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

1,397,588 698,794 349,397 1,048,192 524,096 262,048 131,024 65,512 32,756 16,378 8,189 24,568 12,284 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430 33,215 99,646 49,823 149,470 74,735 224,206 112,103 336,310 168,155 504,466 252,233 756,700 378,350 189,175 567,526 283,763 851,290 425,645 1,276,936 638,468 319,234

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