λ
Sigma Notebook

887,105

5 × 177421
Deficient Odd Composite

887,105 is odd and not a perfect square. Its factorization is 5 × 177421 and its 4 divisors sum to 1,064,532.

Prime Factor Structure

Factorization String 5 × 177421
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,064,532
Proper Divisor Sum 177,427
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #887101 ← → #887113

Radix Representation

Decimal 887105
Binary 11011000100101000001 (20 bits)
Octal 0o3304501
Hexadecimal 0xD8941

Divisor Catalog (4)

1 5 177,421 887,105

Collatz Trajectory (95 steps to reach 1)

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

887,105 2,661,316 1,330,658 665,329 1,995,988 997,994 498,997 1,496,992 748,496 374,248 187,124 93,562 46,781 140,344 70,172 35,086 17,543 52,630 26,315 78,946 39,473 118,420 59,210 29,605 88,816 44,408 22,204 11,102 5,551 16,654 8,327 24,982 12,491 37,474 18,737 56,212 28,106 14,053 42,160 21,080 10,540 5,270 2,635 7,906 3,953 11,860 5,930 2,965 8,896 4,448 2,224 1,112 556 278 139 418 209 628 314 157

More profiles

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