λ
Integer Codex

2,147,680

25 × 5 × 31 × 433
Abundant Even Composite

For 2,147,680, the 48 positive divisors have a total of 5,249,664. Removing 2,147,680 leaves 3,101,984, which gives the abundant classification.

Prime Factor Structure

Factorization String 2^5 × 5 × 31 × 433
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 5,249,664
Proper Divisor Sum 3,101,984
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2147657 ← → #2147693

Radix Representation

Decimal 2147680
Binary 1000001100010101100000 (22 bits)
Octal 0o10142540
Hexadecimal 0x20C560

Divisor Catalog (48)

1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 433 496 620 866 992 1,240 1,732 2,165 2,480 3,464 4,330 4,960 6,928 8,660 13,423 13,856 17,320 26,846 34,640 53,692 67,115 69,280 107,384 134,230 214,768 268,460 429,536 536,920 1,073,840 2,147,680

Collatz Trajectory (73 steps to reach 1)

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

2,147,680 1,073,840 536,920 268,460 134,230 67,115 201,346 100,673 302,020 151,010 75,505 226,516 113,258 56,629 169,888 84,944 42,472 21,236 10,618 5,309 15,928 7,964 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58 29 88 44 22 11

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