λ
Sigma Notebook

1,301,361

3 × 433787
Deficient Odd Composite

1,301,361 is odd and not a perfect square. Its factorization is 3 × 433787 and its 4 divisors sum to 1,735,152.

Prime Factor Structure

Factorization String 3 × 433787
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,735,152
Proper Divisor Sum 433,791
Digit Sum / Digital Root 15 (Root: 6)
Adjacent Primes #1301353 ← → #1301387

Radix Representation

Decimal 1301361
Binary 100111101101101110001 (21 bits)
Octal 0o4755561
Hexadecimal 0x13DB71

Divisor Catalog (4)

1 3 433,787 1,301,361

Collatz Trajectory (186 steps to reach 1)

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

1,301,361 3,904,084 1,952,042 976,021 2,928,064 1,464,032 732,016 366,008 183,004 91,502 45,751 137,254 68,627 205,882 102,941 308,824 154,412 77,206 38,603 115,810 57,905 173,716 86,858 43,429 130,288 65,144 32,572 16,286 8,143 24,430 12,215 36,646 18,323 54,970 27,485 82,456 41,228 20,614 10,307 30,922 15,461 46,384 23,192 11,596 5,798 2,899 8,698 4,349 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671 11,014 5,507 16,522 8,261

More profiles

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