λ
Sigma Notebook

898,018

2 × 11 × 40819
Deficient Even Composite

898,018 is even and not a perfect square. Its factorization is 2 × 11 × 40819 and its 8 divisors sum to 1,469,520.

Prime Factor Structure

Factorization String 2 × 11 × 40819
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,469,520
Proper Divisor Sum 571,502
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #898013 ← → #898019

Radix Representation

Decimal 898018
Binary 11011011001111100010 (20 bits)
Octal 0o3331742
Hexadecimal 0xDB3E2

Divisor Catalog (8)

1 2 11 22 40,819 81,638 449,009 898,018

Collatz Trajectory (188 steps to reach 1)

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

898,018 449,009 1,347,028 673,514 336,757 1,010,272 505,136 252,568 126,284 63,142 31,571 94,714 47,357 142,072 71,036 35,518 17,759 53,278 26,639 79,918 39,959 119,878 59,939 179,818 89,909 269,728 134,864 67,432 33,716 16,858 8,429 25,288 12,644 6,322 3,161 9,484 4,742 2,371 7,114 3,557 10,672 5,336 2,668 1,334 667 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710

More profiles

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