1,309,291

1309291

1,309,291 factors as 1309291. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 124 steps.

Prime Factor Structure

Factorization String 1309291

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 1,309,292

Proper Divisor Sum 1

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1309283 ← → #1309313

Radix Representation

Decimal	1309291
Binary	100111111101001101011 (21 bits)
Octal	0o4775153
Hexadecimal	0x13FA6B

Divisor Catalog (2)

1 1,309,291

Collatz Trajectory (124 steps to reach 1)

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

1,309,291 3,927,874 1,963,937 5,891,812 2,945,906 1,472,953 4,418,860 2,209,430 1,104,715 3,314,146 1,657,073 4,971,220 2,485,610 1,242,805 3,728,416 1,864,208 932,104 466,052 233,026 116,513 349,540 174,770 87,385 262,156 131,078 65,539 196,618 98,309 294,928 147,464 73,732 36,866 18,433 55,300 27,650 13,825 41,476 20,738 10,369 31,108 15,554 7,777 23,332 11,666 5,833 17,500 8,750 4,375 13,126 6,563 19,690 9,845 29,536 14,768 7,384 3,692 1,846 923 2,770 1,385

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