λ
Sigma Notebook

1,260,436

22 × 315109
Deficient Even Composite

1,260,436 is even and not a perfect square. Its factorization is 2^2 × 315109 and its 6 divisors sum to 2,205,770.

Prime Factor Structure

Factorization String 2^2 × 315109
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 2,205,770
Proper Divisor Sum 945,334
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #1260419 ← → #1260437

Radix Representation

Decimal 1260436
Binary 100110011101110010100 (21 bits)
Octal 0o4635624
Hexadecimal 0x133B94

Divisor Catalog (6)

1 2 4 315,109 630,218 1,260,436

Collatz Trajectory (204 steps to reach 1)

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

1,260,436 630,218 315,109 945,328 472,664 236,332 118,166 59,083 177,250 88,625 265,876 132,938 66,469 199,408 99,704 49,852 24,926 12,463 37,390 18,695 56,086 28,043 84,130 42,065 126,196 63,098 31,549 94,648 47,324 23,662 11,831 35,494 17,747 53,242 26,621 79,864 39,932 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815 227,446 113,723 341,170 170,585 511,756 255,878 127,939 383,818 191,909 575,728 287,864

More profiles

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