λ
Integer Codex

1,826,120

23 × 5 × 71 × 643
Abundant Even Composite

For 1,826,120, the 32 positive divisors have a total of 4,173,120. Removing 1,826,120 leaves 2,347,000, which gives the abundant classification.

Prime Factor Structure

Factorization String 2^3 × 5 × 71 × 643
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 4,173,120
Proper Divisor Sum 2,347,000
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #1826119 ← → #1826129

Radix Representation

Decimal 1826120
Binary 110111101110101001000 (21 bits)
Octal 0o6756510
Hexadecimal 0x1BDD48

Divisor Catalog (32)

1 2 4 5 8 10 20 40 71 142 284 355 568 643 710 1,286 1,420 2,572 2,840 3,215 5,144 6,430 12,860 25,720 45,653 91,306 182,612 228,265 365,224 456,530 913,060 1,826,120

Collatz Trajectory (140 steps to reach 1)

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

1,826,120 913,060 456,530 228,265 684,796 342,398 171,199 513,598 256,799 770,398 385,199 1,155,598 577,799 1,733,398 866,699 2,600,098 1,300,049 3,900,148 1,950,074 975,037 2,925,112 1,462,556 731,278 365,639 1,096,918 548,459 1,645,378 822,689 2,468,068 1,234,034 617,017 1,851,052 925,526 462,763 1,388,290 694,145 2,082,436 1,041,218 520,609 1,561,828 780,914 390,457 1,171,372 585,686 292,843 878,530 439,265 1,317,796 658,898 329,449 988,348 494,174 247,087 741,262 370,631 1,111,894 555,947 1,667,842 833,921 2,501,764

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