λ
Sigma Notebook

2,556,960

25 × 3 × 5 × 7 × 761
Abundant Even Composite

2,556,960 is even and not a perfect square. Its factorization is 2^5 × 3 × 5 × 7 × 761 and its 96 divisors sum to 9,217,152.

Prime Factor Structure

Factorization String 2^5 × 3 × 5 × 7 × 761
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 96
Divisor Sum (σ) 9,217,152
Proper Divisor Sum 6,660,192
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #2556943 ← → #2556977

Radix Representation

Decimal 2556960
Binary 1001110000010000100000 (22 bits)
Octal 0o11602040
Hexadecimal 0x270420

Divisor Catalog (60 of 96)

1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 112 120 140 160 168 210 224 240 280 336 420 480 560 672 761 840 1,120 1,522 1,680 2,283 3,044 3,360 3,805 4,566 5,327 6,088 7,610 9,132 10,654 11,415

Collatz Trajectory (174 steps to reach 1)

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

2,556,960 1,278,480 639,240 319,620 159,810 79,905 239,716 119,858 59,929 179,788 89,894 44,947 134,842 67,421 202,264 101,132 50,566 25,283 75,850 37,925 113,776 56,888 28,444 14,222 7,111 21,334 10,667 32,002 16,001 48,004 24,002 12,001 36,004 18,002 9,001 27,004 13,502 6,751 20,254 10,127 30,382 15,191 45,574 22,787 68,362 34,181 102,544 51,272 25,636 12,818 6,409 19,228 9,614 4,807 14,422 7,211 21,634 10,817 32,452 16,226

More profiles

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