λ
Modular Archive

178,443

34 × 2203
Deficient Odd Composite

The decimal integer 178,443 is 101011100100001011 in binary (18 bits), 534413 in octal and 2B90B in hexadecimal. Its digit sum is 27.

Prime Factor Structure

Factorization String 3^4 × 2203
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 10
Divisor Sum (σ) 266,684
Proper Divisor Sum 88,241
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #178441 ← → #178447

Radix Representation

Decimal 178443
Binary 101011100100001011 (18 bits)
Octal 0o534413
Hexadecimal 0x2B90B

Divisor Catalog (10)

1 3 9 27 81 2,203 6,609 19,827 59,481 178,443

Collatz Trajectory (72 steps to reach 1)

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

178,443 535,330 267,665 802,996 401,498 200,749 602,248 301,124 150,562 75,281 225,844 112,922 56,461 169,384 84,692 42,346 21,173 63,520 31,760 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34

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