18,015,046

2 × 7³ × 26261

18,015,046 factors as 2 × 7^3 × 26261. Its 16 positive divisors give a proper-divisor sum of 13,499,354, so this integer is deficient. The Collatz stopping time is 94 steps.

Prime Factor Structure

Factorization String 2 × 7^3 × 26261

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 31,514,400

Proper Divisor Sum 13,499,354

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #18015029 ← → #18015073

Radix Representation

Decimal	18015046
Binary	1000100101110001101000110 (25 bits)
Octal	0o104561506
Hexadecimal	0x112E346

Divisor Catalog (16)

1 2 7 14 49 98 343 686 26,261 52,522 183,827 367,654 1,286,789 2,573,578 9,007,523 18,015,046

Collatz Trajectory (94 steps to reach 1)

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

18,015,046 9,007,523 27,022,570 13,511,285 40,533,856 20,266,928 10,133,464 5,066,732 2,533,366 1,266,683 3,800,050 1,900,025 5,700,076 2,850,038 1,425,019 4,275,058 2,137,529 6,412,588 3,206,294 1,603,147 4,809,442 2,404,721 7,214,164 3,607,082 1,803,541 5,410,624 2,705,312 1,352,656 676,328 338,164 169,082 84,541 253,624 126,812 63,406 31,703 95,110 47,555 142,666 71,333 214,000 107,000 53,500 26,750 13,375 40,126 20,063 60,190 30,095 90,286 45,143 135,430 67,715 203,146 101,573 304,720 152,360 76,180 38,090 19,045

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