λ
Sequence Observatory

2,380,924

22 × 7 × 13 × 31 × 211
Abundant Even Composite

Starting at 2,380,924, the Collatz iteration reaches 1 after 143 steps. The first transition is 1190462; the starting value is even with 48 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 7 × 13 × 31 × 211
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 5,318,656
Proper Divisor Sum 2,937,732
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2380921 ← → #2380951

Radix Representation

Decimal 2380924
Binary 1001000101010001111100 (22 bits)
Octal 0o11052174
Hexadecimal 0x24547C

Divisor Catalog (48)

1 2 4 7 13 14 26 28 31 52 62 91 124 182 211 217 364 403 422 434 806 844 868 1,477 1,612 2,743 2,821 2,954 5,486 5,642 5,908 6,541 10,972 11,284 13,082 19,201 26,164 38,402 45,787 76,804 85,033 91,574 170,066 183,148 340,132 595,231 1,190,462 2,380,924

Collatz Trajectory (143 steps to reach 1)

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

2,380,924 1,190,462 595,231 1,785,694 892,847 2,678,542 1,339,271 4,017,814 2,008,907 6,026,722 3,013,361 9,040,084 4,520,042 2,260,021 6,780,064 3,390,032 1,695,016 847,508 423,754 211,877 635,632 317,816 158,908 79,454 39,727 119,182 59,591 178,774 89,387 268,162 134,081 402,244 201,122 100,561 301,684 150,842 75,421 226,264 113,132 56,566 28,283 84,850 42,425 127,276 63,638 31,819 95,458 47,729 143,188 71,594 35,797 107,392 53,696 26,848 13,424 6,712 3,356 1,678 839 2,518

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