λ
Sigma Notebook

7,779,045

3 × 5 × 89 × 5827
Deficient Odd Composite

7,779,045 is odd and not a perfect square. Its factorization is 3 × 5 × 89 × 5827 and its 16 divisors sum to 12,588,480.

Prime Factor Structure

Factorization String 3 × 5 × 89 × 5827
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 12,588,480
Proper Divisor Sum 4,809,435
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #7779041 ← → #7779049

Radix Representation

Decimal 7779045
Binary 11101101011001011100101 (23 bits)
Octal 0o35531345
Hexadecimal 0x76B2E5

Divisor Catalog (16)

1 3 5 15 89 267 445 1,335 5,827 17,481 29,135 87,405 518,603 1,555,809 2,593,015 7,779,045

Collatz Trajectory (173 steps to reach 1)

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

7,779,045 23,337,136 11,668,568 5,834,284 2,917,142 1,458,571 4,375,714 2,187,857 6,563,572 3,281,786 1,640,893 4,922,680 2,461,340 1,230,670 615,335 1,846,006 923,003 2,769,010 1,384,505 4,153,516 2,076,758 1,038,379 3,115,138 1,557,569 4,672,708 2,336,354 1,168,177 3,504,532 1,752,266 876,133 2,628,400 1,314,200 657,100 328,550 164,275 492,826 246,413 739,240 369,620 184,810 92,405 277,216 138,608 69,304 34,652 17,326 8,663 25,990 12,995 38,986 19,493 58,480 29,240 14,620 7,310 3,655 10,966 5,483 16,450 8,225

More profiles

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