2,788,187

17 × 164011

2,788,187 factors as 17 × 164011. Its 4 positive divisors give a proper-divisor sum of 164,029, so this integer is deficient. The Collatz stopping time is 138 steps.

Prime Factor Structure

Factorization String 17 × 164011

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,952,216

Proper Divisor Sum 164,029

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #2788133 ← → #2788199

Radix Representation

Decimal	2788187
Binary	1010101000101101011011 (22 bits)
Octal	0o12505533
Hexadecimal	0x2A8B5B

Divisor Catalog (4)

1 17 164,011 2,788,187

Collatz Trajectory (138 steps to reach 1)

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

2,788,187 8,364,562 4,182,281 12,546,844 6,273,422 3,136,711 9,410,134 4,705,067 14,115,202 7,057,601 21,172,804 10,586,402 5,293,201 15,879,604 7,939,802 3,969,901 11,909,704 5,954,852 2,977,426 1,488,713 4,466,140 2,233,070 1,116,535 3,349,606 1,674,803 5,024,410 2,512,205 7,536,616 3,768,308 1,884,154 942,077 2,826,232 1,413,116 706,558 353,279 1,059,838 529,919 1,589,758 794,879 2,384,638 1,192,319 3,576,958 1,788,479 5,365,438 2,682,719 8,048,158 4,024,079 12,072,238 6,036,119 18,108,358 9,054,179 27,162,538 13,581,269 40,743,808 20,371,904 10,185,952 5,092,976 2,546,488 1,273,244 636,622

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