λ
Sigma Notebook

2,164,325

52 × 86573
Deficient Odd Composite

2,164,325 is odd and not a perfect square. Its factorization is 5^2 × 86573 and its 6 divisors sum to 2,683,794.

Prime Factor Structure

Factorization String 5^2 × 86573
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 2,683,794
Proper Divisor Sum 519,469
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #2164313 ← → #2164367

Radix Representation

Decimal 2164325
Binary 1000010000011001100101 (22 bits)
Octal 0o10203145
Hexadecimal 0x210665

Divisor Catalog (6)

1 5 25 86,573 432,865 2,164,325

Collatz Trajectory (210 steps to reach 1)

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

2,164,325 6,492,976 3,246,488 1,623,244 811,622 405,811 1,217,434 608,717 1,826,152 913,076 456,538 228,269 684,808 342,404 171,202 85,601 256,804 128,402 64,201 192,604 96,302 48,151 144,454 72,227 216,682 108,341 325,024 162,512 81,256 40,628 20,314 10,157 30,472 15,236 7,618 3,809 11,428 5,714 2,857 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290

More profiles

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