λ
Sigma Notebook

2,890,691

29 × 99679
Deficient Odd Composite

2,890,691 is odd and not a perfect square. Its factorization is 29 × 99679 and its 4 divisors sum to 2,990,400.

Prime Factor Structure

Factorization String 29 × 99679
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,990,400
Proper Divisor Sum 99,709
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2890687 ← → #2890703

Radix Representation

Decimal 2890691
Binary 1011000001101111000011 (22 bits)
Octal 0o13015703
Hexadecimal 0x2C1BC3

Divisor Catalog (4)

1 29 99,679 2,890,691

Collatz Trajectory (120 steps to reach 1)

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

2,890,691 8,672,074 4,336,037 13,008,112 6,504,056 3,252,028 1,626,014 813,007 2,439,022 1,219,511 3,658,534 1,829,267 5,487,802 2,743,901 8,231,704 4,115,852 2,057,926 1,028,963 3,086,890 1,543,445 4,630,336 2,315,168 1,157,584 578,792 289,396 144,698 72,349 217,048 108,524 54,262 27,131 81,394 40,697 122,092 61,046 30,523 91,570 45,785 137,356 68,678 34,339 103,018 51,509 154,528 77,264 38,632 19,316 9,658 4,829 14,488 7,244 3,622 1,811 5,434 2,717 8,152 4,076 2,038 1,019 3,058

More profiles

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