λ
Sigma Notebook

4,380,039

32 × 486671
Deficient Odd Composite

4,380,039 is odd and not a perfect square. Its factorization is 3^2 × 486671 and its 6 divisors sum to 6,326,736.

Prime Factor Structure

Factorization String 3^2 × 486671
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 6,326,736
Proper Divisor Sum 1,946,697
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #4380037 ← → #4380043

Radix Representation

Decimal 4380039
Binary 10000101101010110000111 (23 bits)
Octal 0o20552607
Hexadecimal 0x42D587

Divisor Catalog (6)

1 3 9 486,671 1,460,013 4,380,039

Collatz Trajectory (87 steps to reach 1)

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

4,380,039 13,140,118 6,570,059 19,710,178 9,855,089 29,565,268 14,782,634 7,391,317 22,173,952 11,086,976 5,543,488 2,771,744 1,385,872 692,936 346,468 173,234 86,617 259,852 129,926 64,963 194,890 97,445 292,336 146,168 73,084 36,542 18,271 54,814 27,407 82,222 41,111 123,334 61,667 185,002 92,501 277,504 138,752 69,376 34,688 17,344 8,672 4,336 2,168 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130

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