λ
Sigma Notebook

8,241,989

7 × 1177427
Deficient Odd Composite

8,241,989 is odd and not a perfect square. Its factorization is 7 × 1177427 and its 4 divisors sum to 9,419,424.

Prime Factor Structure

Factorization String 7 × 1177427
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,419,424
Proper Divisor Sum 1,177,435
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #8241979 ← → #8242007

Radix Representation

Decimal 8241989
Binary 11111011100001101000101 (23 bits)
Octal 0o37341505
Hexadecimal 0x7DC345

Divisor Catalog (4)

1 7 1,177,427 8,241,989

Collatz Trajectory (106 steps to reach 1)

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

8,241,989 24,725,968 12,362,984 6,181,492 3,090,746 1,545,373 4,636,120 2,318,060 1,159,030 579,515 1,738,546 869,273 2,607,820 1,303,910 651,955 1,955,866 977,933 2,933,800 1,466,900 733,450 366,725 1,100,176 550,088 275,044 137,522 68,761 206,284 103,142 51,571 154,714 77,357 232,072 116,036 58,018 29,009 87,028 43,514 21,757 65,272 32,636 16,318 8,159 24,478 12,239 36,718 18,359 55,078 27,539 82,618 41,309 123,928 61,964 30,982 15,491 46,474 23,237 69,712 34,856 17,428 8,714

More profiles

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