λ
Sigma Notebook

8,365,144

23 × 1045643
Deficient Even Composite

8,365,144 is even and not a perfect square. Its factorization is 2^3 × 1045643 and its 8 divisors sum to 15,684,660.

Prime Factor Structure

Factorization String 2^3 × 1045643
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 15,684,660
Proper Divisor Sum 7,319,516
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #8365121 ← → #8365157

Radix Representation

Decimal 8365144
Binary 11111111010010001011000 (23 bits)
Octal 0o37722130
Hexadecimal 0x7FA458

Divisor Catalog (8)

1 2 4 8 1,045,643 2,091,286 4,182,572 8,365,144

Collatz Trajectory (137 steps to reach 1)

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

8,365,144 4,182,572 2,091,286 1,045,643 3,136,930 1,568,465 4,705,396 2,352,698 1,176,349 3,529,048 1,764,524 882,262 441,131 1,323,394 661,697 1,985,092 992,546 496,273 1,488,820 744,410 372,205 1,116,616 558,308 279,154 139,577 418,732 209,366 104,683 314,050 157,025 471,076 235,538 117,769 353,308 176,654 88,327 264,982 132,491 397,474 198,737 596,212 298,106 149,053 447,160 223,580 111,790 55,895 167,686 83,843 251,530 125,765 377,296 188,648 94,324 47,162 23,581 70,744 35,372 17,686 8,843

More profiles

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