1,566,465

3 × 5 × 17 × 6143

1,566,465 factors as 3 × 5 × 17 × 6143. Its 16 positive divisors give a proper-divisor sum of 1,087,743, so this integer is deficient. The Collatz stopping time is 163 steps.

Prime Factor Structure

Factorization String 3 × 5 × 17 × 6143

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,654,208

Proper Divisor Sum 1,087,743

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1566451 ← → #1566479

Radix Representation

Decimal	1566465
Binary	101111110011100000001 (21 bits)
Octal	0o5763401
Hexadecimal	0x17E701

Divisor Catalog (16)

1 3 5 15 17 51 85 255 6,143 18,429 30,715 92,145 104,431 313,293 522,155 1,566,465

Collatz Trajectory (163 steps to reach 1)

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

1,566,465 4,699,396 2,349,698 1,174,849 3,524,548 1,762,274 881,137 2,643,412 1,321,706 660,853 1,982,560 991,280 495,640 247,820 123,910 61,955 185,866 92,933 278,800 139,400 69,700 34,850 17,425 52,276 26,138 13,069 39,208 19,604 9,802 4,901 14,704 7,352 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110 55 166 83 250 125 376 188 94 47

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