λ
Sigma Notebook

2,874,680

23 × 5 × 71867
Abundant Even Composite

2,874,680 is even and not a perfect square. Its factorization is 2^3 × 5 × 71867 and its 16 divisors sum to 6,468,120.

Prime Factor Structure

Factorization String 2^3 × 5 × 71867
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 6,468,120
Proper Divisor Sum 3,593,440
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2874673 ← → #2874691

Radix Representation

Decimal 2874680
Binary 1010111101110100111000 (22 bits)
Octal 0o12756470
Hexadecimal 0x2BDD38

Divisor Catalog (16)

1 2 4 5 8 10 20 40 71,867 143,734 287,468 359,335 574,936 718,670 1,437,340 2,874,680

Collatz Trajectory (213 steps to reach 1)

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

2,874,680 1,437,340 718,670 359,335 1,078,006 539,003 1,617,010 808,505 2,425,516 1,212,758 606,379 1,819,138 909,569 2,728,708 1,364,354 682,177 2,046,532 1,023,266 511,633 1,534,900 767,450 383,725 1,151,176 575,588 287,794 143,897 431,692 215,846 107,923 323,770 161,885 485,656 242,828 121,414 60,707 182,122 91,061 273,184 136,592 68,296 34,148 17,074 8,537 25,612 12,806 6,403 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702 1,351 4,054 2,027 6,082 3,041

More profiles

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