λ
Prime Ledger

139,204

22 × 13 × 2677
Deficient Even Composite

139,204 has the prime decomposition 2^2 × 13 × 2677. Its 3 distinct prime factors produce 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 13 × 2677
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 262,444
Proper Divisor Sum 123,240
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #139201 ← → #139241

Radix Representation

Decimal 139204
Binary 100001111111000100 (18 bits)
Octal 0o417704
Hexadecimal 0x21FC4

Divisor Catalog (12)

1 2 4 13 26 52 2,677 5,354 10,708 34,801 69,602 139,204

Collatz Trajectory (144 steps to reach 1)

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

139,204 69,602 34,801 104,404 52,202 26,101 78,304 39,152 19,576 9,788 4,894 2,447 7,342 3,671 11,014 5,507 16,522 8,261 24,784 12,392 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155

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