λ
Modular Archive

388,346

2 × 7 × 27739
Deficient Even Composite

The decimal integer 388,346 is 1011110110011111010 in binary (19 bits), 1366372 in octal and 5ECFA in hexadecimal. Its digit sum is 32.

Prime Factor Structure

Factorization String 2 × 7 × 27739
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 665,760
Proper Divisor Sum 277,414
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #388319 ← → #388351

Radix Representation

Decimal 388346
Binary 1011110110011111010 (19 bits)
Octal 0o1366372
Hexadecimal 0x5ECFA

Divisor Catalog (8)

1 2 7 14 27,739 55,478 194,173 388,346

Collatz Trajectory (130 steps to reach 1)

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

388,346 194,173 582,520 291,260 145,630 72,815 218,446 109,223 327,670 163,835 491,506 245,753 737,260 368,630 184,315 552,946 276,473 829,420 414,710 207,355 622,066 311,033 933,100 466,550 233,275 699,826 349,913 1,049,740 524,870 262,435 787,306 393,653 1,180,960 590,480 295,240 147,620 73,810 36,905 110,716 55,358 27,679 83,038 41,519 124,558 62,279 186,838 93,419 280,258 140,129 420,388 210,194 105,097 315,292 157,646 78,823 236,470 118,235 354,706 177,353 532,060

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