λ
Harmonic Matrix

1,251,199

317 × 3947
Deficient Odd Composite

1,251,199 has digital root 1. The neighboring primes are 1251179 and 1251227; its proper-divisor sum differs from the starting integer by -1,246,934.

Prime Factor Structure

Factorization String 317 × 3947
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,255,464
Proper Divisor Sum 4,265
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1251179 ← → #1251227

Radix Representation

Decimal 1251199
Binary 100110001011101111111 (21 bits)
Octal 0o4613577
Hexadecimal 0x13177F

Divisor Catalog (4)

Collatz Trajectory (134 steps to reach 1)

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

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