λ
Sigma Notebook

2,990,523

3 × 996841
Deficient Odd Composite

2,990,523 is odd and not a perfect square. Its factorization is 3 × 996841 and its 4 divisors sum to 3,987,368.

Prime Factor Structure

Factorization String 3 × 996841
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,987,368
Proper Divisor Sum 996,845
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #2990513 ← → #2990527

Radix Representation

Decimal 2990523
Binary 1011011010000110111011 (22 bits)
Octal 0o13320673
Hexadecimal 0x2DA1BB

Divisor Catalog (4)

1 3 996,841 2,990,523

Collatz Trajectory (213 steps to reach 1)

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

2,990,523 8,971,570 4,485,785 13,457,356 6,728,678 3,364,339 10,093,018 5,046,509 15,139,528 7,569,764 3,784,882 1,892,441 5,677,324 2,838,662 1,419,331 4,257,994 2,128,997 6,386,992 3,193,496 1,596,748 798,374 399,187 1,197,562 598,781 1,796,344 898,172 449,086 224,543 673,630 336,815 1,010,446 505,223 1,515,670 757,835 2,273,506 1,136,753 3,410,260 1,705,130 852,565 2,557,696 1,278,848 639,424 319,712 159,856 79,928 39,964 19,982 9,991 29,974 14,987 44,962 22,481 67,444 33,722 16,861 50,584 25,292 12,646 6,323 18,970

More profiles

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