388,602

2 × 3² × 21589

388,602 factors as 2 × 3^2 × 21589. Its 12 positive divisors give a proper-divisor sum of 453,408, so this integer is abundant. The Collatz stopping time is 99 steps.

Prime Factor Structure

Factorization String 2 × 3^2 × 21589

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 842,010

Proper Divisor Sum 453,408

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #388573 ← → #388621

Radix Representation

Decimal	388602
Binary	1011110110111111010 (19 bits)
Octal	0o1366772
Hexadecimal	0x5EDFA

Divisor Catalog (12)

1 2 3 6 9 18 21,589 43,178 64,767 129,534 194,301 388,602

Collatz Trajectory (99 steps to reach 1)

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

388,602 194,301 582,904 291,452 145,726 72,863 218,590 109,295 327,886 163,943 491,830 245,915 737,746 368,873 1,106,620 553,310 276,655 829,966 414,983 1,244,950 622,475 1,867,426 933,713 2,801,140 1,400,570 700,285 2,100,856 1,050,428 525,214 262,607 787,822 393,911 1,181,734 590,867 1,772,602 886,301 2,658,904 1,329,452 664,726 332,363 997,090 498,545 1,495,636 747,818 373,909 1,121,728 560,864 280,432 140,216 70,108 35,054 17,527 52,582 26,291 78,874 39,437 118,312 59,156 29,578 14,789

More profiles

8,552,820 8,502,310 5,484,594 3,313,612 4,407,916 4,052,320 9,186,483 4,049,105 8,617,601 8,785,928 6,115,088 1,579,039 1,208,713 1,920,180 131,121 3,726,235

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