λ
Sigma Notebook

7,307,818

2 × 7 × 19 × 83 × 331
Deficient Even Composite

7,307,818 is even and not a perfect square. Its factorization is 2 × 7 × 19 × 83 × 331 and its 32 divisors sum to 13,386,240.

Prime Factor Structure

Factorization String 2 × 7 × 19 × 83 × 331
Distinct Prime Factors 5
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 13,386,240
Proper Divisor Sum 6,078,422
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7307803 ← → #7307819

Radix Representation

Decimal 7307818
Binary 11011111000001000101010 (23 bits)
Octal 0o33701052
Hexadecimal 0x6F822A

Divisor Catalog (32)

1 2 7 14 19 38 83 133 166 266 331 581 662 1,162 1,577 2,317 3,154 4,634 6,289 11,039 12,578 22,078 27,473 44,023 54,946 88,046 192,311 384,622 521,987 1,043,974 3,653,909 7,307,818

Collatz Trajectory (67 steps to reach 1)

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

7,307,818 3,653,909 10,961,728 5,480,864 2,740,432 1,370,216 685,108 342,554 171,277 513,832 256,916 128,458 64,229 192,688 96,344 48,172 24,086 12,043 36,130 18,065 54,196 27,098 13,549 40,648 20,324 10,162 5,081 15,244 7,622 3,811 11,434 5,717 17,152 8,576 4,288 2,144 1,072 536 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40

More profiles

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