1,378,588

2² × 107 × 3221

1,378,588 factors as 2^2 × 107 × 3221. Its 12 positive divisors give a proper-divisor sum of 1,057,244, so this integer is deficient. The Collatz stopping time is 199 steps.

Prime Factor Structure

Factorization String 2^2 × 107 × 3221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,435,832

Proper Divisor Sum 1,057,244

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #1378579 ← → #1378589

Radix Representation

Decimal	1378588
Binary	101010000100100011100 (21 bits)
Octal	0o5204434
Hexadecimal	0x15091C

Divisor Catalog (12)

1 2 4 107 214 428 3,221 6,442 12,884 344,647 689,294 1,378,588

Collatz Trajectory (199 steps to reach 1)

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

1,378,588 689,294 344,647 1,033,942 516,971 1,550,914 775,457 2,326,372 1,163,186 581,593 1,744,780 872,390 436,195 1,308,586 654,293 1,962,880 981,440 490,720 245,360 122,680 61,340 30,670 15,335 46,006 23,003 69,010 34,505 103,516 51,758 25,879 77,638 38,819 116,458 58,229 174,688 87,344 43,672 21,836 10,918 5,459 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

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