1,605,010

2 × 5 × 11 × 14591

1,605,010 factors as 2 × 5 × 11 × 14591. Its 16 positive divisors give a proper-divisor sum of 1,546,862, so this integer is deficient. The Collatz stopping time is 101 steps.

Prime Factor Structure

Factorization String 2 × 5 × 11 × 14591

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,151,872

Proper Divisor Sum 1,546,862

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #1605001 ← → #1605013

Radix Representation

Decimal	1605010
Binary	110000111110110010010 (21 bits)
Octal	0o6076622
Hexadecimal	0x187D92

Divisor Catalog (16)

1 2 5 10 11 22 55 110 14,591 29,182 72,955 145,910 160,501 321,002 802,505 1,605,010

Collatz Trajectory (101 steps to reach 1)

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

1,605,010 802,505 2,407,516 1,203,758 601,879 1,805,638 902,819 2,708,458 1,354,229 4,062,688 2,031,344 1,015,672 507,836 253,918 126,959 380,878 190,439 571,318 285,659 856,978 428,489 1,285,468 642,734 321,367 964,102 482,051 1,446,154 723,077 2,169,232 1,084,616 542,308 271,154 135,577 406,732 203,366 101,683 305,050 152,525 457,576 228,788 114,394 57,197 171,592 85,796 42,898 21,449 64,348 32,174 16,087 48,262 24,131 72,394 36,197 108,592 54,296 27,148 13,574 6,787 20,362 10,181

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