λ
Match Zalai

148,745

5 × 71 × 419
Deficient Odd Composite

148,745 factors as 5 × 71 × 419. Its 8 positive divisors give a proper-divisor sum of 32,695, so this integer is deficient. The Collatz stopping time is 170 steps.

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Prime Factor Structure

Factorization String 5 × 71 × 419
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 181,440
Proper Divisor Sum 32,695
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #148727 ← → #148747

Radix Representation

Decimal 148745
Binary 100100010100001001 (18 bits)
Octal 0o442411
Hexadecimal 0x24509

Divisor Catalog (5 of 8)

1 5 71 355 419

Collatz Trajectory (170 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

148,745 446,236 223,118 111,559 334,678

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