λ
Match Zalai

7,331,531

31 × 71 × 3331
Deficient Odd Composite

7,331,531 factors as 31 × 71 × 3331. Its 8 positive divisors give a proper-divisor sum of 345,397, so this integer is deficient. The Collatz stopping time is 372 steps.

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Prime Factor Structure

Factorization String 31 × 71 × 3331
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,676,928
Proper Divisor Sum 345,397
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #7331509 ← → #7331537

Radix Representation

Decimal 7331531
Binary 11011111101111011001011 (23 bits)
Octal 0o33757313
Hexadecimal 0x6FDECB

Divisor Catalog (5 of 8)

1 31 71 2,201 3,331

Collatz Trajectory (372 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.

7,331,531 21,994,594 10,997,297 32,991,892 16,495,946

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