λ
Modular Archive

4,001,658

2 × 3 × 673 × 991
Abundant Even Composite

The decimal integer 4,001,658 is 1111010000111101111010 in binary (22 bits), 17207572 in octal and 3D0F7A in hexadecimal. Its digit sum is 24.

Prime Factor Structure

Factorization String 2 × 3 × 673 × 991
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 8,023,296
Proper Divisor Sum 4,021,638
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #4001639 ← → #4001689

Radix Representation

Decimal 4001658
Binary 1111010000111101111010 (22 bits)
Octal 0o17207572
Hexadecimal 0x3D0F7A

Divisor Catalog (16)

1 2 3 6 673 991 1,346 1,982 2,019 2,973 4,038 5,946 666,943 1,333,886 2,000,829 4,001,658

Collatz Trajectory (154 steps to reach 1)

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

4,001,658 2,000,829 6,002,488 3,001,244 1,500,622 750,311 2,250,934 1,125,467 3,376,402 1,688,201 5,064,604 2,532,302 1,266,151 3,798,454 1,899,227 5,697,682 2,848,841 8,546,524 4,273,262 2,136,631 6,409,894 3,204,947 9,614,842 4,807,421 14,422,264 7,211,132 3,605,566 1,802,783 5,408,350 2,704,175 8,112,526 4,056,263 12,168,790 6,084,395 18,253,186 9,126,593 27,379,780 13,689,890 6,844,945 20,534,836 10,267,418 5,133,709 15,401,128 7,700,564 3,850,282 1,925,141 5,775,424 2,887,712 1,443,856 721,928 360,964 180,482 90,241 270,724 135,362 67,681 203,044 101,522 50,761 152,284

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