λ
Sequence Observatory

7,679,491

7679491
Deficient Odd Prime

Starting at 7,679,491, the Collatz iteration reaches 1 after 204 steps. The first transition is 23038474; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 7679491
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 7,679,492
Proper Divisor Sum 1
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #7679479 ← → #7679509

Radix Representation

Decimal 7679491
Binary 11101010010111000000011 (23 bits)
Octal 0o35227003
Hexadecimal 0x752E03

Divisor Catalog (2)

1 7,679,491

Collatz Trajectory (204 steps to reach 1)

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

7,679,491 23,038,474 11,519,237 34,557,712 17,278,856 8,639,428 4,319,714 2,159,857 6,479,572 3,239,786 1,619,893 4,859,680 2,429,840 1,214,920 607,460 303,730 151,865 455,596 227,798 113,899 341,698 170,849 512,548 256,274 128,137 384,412 192,206 96,103 288,310 144,155 432,466 216,233 648,700 324,350 162,175 486,526 243,263 729,790 364,895 1,094,686 547,343 1,642,030 821,015 2,463,046 1,231,523 3,694,570 1,847,285 5,541,856 2,770,928 1,385,464 692,732 346,366 173,183 519,550 259,775 779,326 389,663 1,168,990 584,495 1,753,486

More profiles

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