λ
Sigma Notebook

5,628,981

3 × 1876327
Deficient Odd Composite

5,628,981 is odd and not a perfect square. Its factorization is 3 × 1876327 and its 4 divisors sum to 7,505,312.

Prime Factor Structure

Factorization String 3 × 1876327
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,505,312
Proper Divisor Sum 1,876,331
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #5628967 ← → #5628991

Radix Representation

Decimal 5628981
Binary 10101011110010000110101 (23 bits)
Octal 0o25362065
Hexadecimal 0x55E435

Divisor Catalog (4)

1 3 1,876,327 5,628,981

Collatz Trajectory (77 steps to reach 1)

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

5,628,981 16,886,944 8,443,472 4,221,736 2,110,868 1,055,434 527,717 1,583,152 791,576 395,788 197,894 98,947 296,842 148,421 445,264 222,632 111,316 55,658 27,829 83,488 41,744 20,872 10,436 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28

More profiles

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