λ
Sigma Notebook

3,989,167

7 × 13 × 59 × 743
Deficient Odd Composite

3,989,167 is odd and not a perfect square. Its factorization is 7 × 13 × 59 × 743 and its 16 divisors sum to 4,999,680.

Prime Factor Structure

Factorization String 7 × 13 × 59 × 743
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 4,999,680
Proper Divisor Sum 1,010,513
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #3989159 ← → #3989171

Radix Representation

Decimal 3989167
Binary 1111001101111010101111 (22 bits)
Octal 0o17157257
Hexadecimal 0x3CDEAF

Divisor Catalog (16)

1 7 13 59 91 413 743 767 5,201 5,369 9,659 43,837 67,613 306,859 569,881 3,989,167

Collatz Trajectory (291 steps to reach 1)

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

3,989,167 11,967,502 5,983,751 17,951,254 8,975,627 26,926,882 13,463,441 40,390,324 20,195,162 10,097,581 30,292,744 15,146,372 7,573,186 3,786,593 11,359,780 5,679,890 2,839,945 8,519,836 4,259,918 2,129,959 6,389,878 3,194,939 9,584,818 4,792,409 14,377,228 7,188,614 3,594,307 10,782,922 5,391,461 16,174,384 8,087,192 4,043,596 2,021,798 1,010,899 3,032,698 1,516,349 4,549,048 2,274,524 1,137,262 568,631 1,705,894 852,947 2,558,842 1,279,421 3,838,264 1,919,132 959,566 479,783 1,439,350 719,675 2,159,026 1,079,513 3,238,540 1,619,270 809,635 2,428,906 1,214,453 3,643,360 1,821,680 910,840

More profiles

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