λ
Sigma Notebook

7,689,685

5 × 1537937
Deficient Odd Composite

7,689,685 is odd and not a perfect square. Its factorization is 5 × 1537937 and its 4 divisors sum to 9,227,628.

Prime Factor Structure

Factorization String 5 × 1537937
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,227,628
Proper Divisor Sum 1,537,943
Digit Sum / Digital Root 49 (Root: 4)
Adjacent Primes #7689667 ← → #7689707

Radix Representation

Decimal 7689685
Binary 11101010101010111010101 (23 bits)
Octal 0o35252725
Hexadecimal 0x7555D5

Divisor Catalog (4)

1 5 1,537,937 7,689,685

Collatz Trajectory (124 steps to reach 1)

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

7,689,685 23,069,056 11,534,528 5,767,264 2,883,632 1,441,816 720,908 360,454 180,227 540,682 270,341 811,024 405,512 202,756 101,378 50,689 152,068 76,034 38,017 114,052 57,026 28,513 85,540 42,770 21,385 64,156 32,078 16,039 48,118 24,059 72,178 36,089 108,268 54,134 27,067 81,202 40,601 121,804 60,902 30,451 91,354 45,677 137,032 68,516 34,258 17,129 51,388 25,694 12,847 38,542 19,271 57,814 28,907 86,722 43,361 130,084 65,042 32,521 97,564 48,782

More profiles

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