λ
Sequence Observatory

5,216,717

11 × 41 × 43 × 269
Deficient Odd Composite

Starting at 5,216,717, the Collatz iteration reaches 1 after 95 steps. The first transition is 15650152; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 11 × 41 × 43 × 269
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,987,520
Proper Divisor Sum 770,803
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #5216693 ← → #5216747

Radix Representation

Decimal 5216717
Binary 10011111001100111001101 (23 bits)
Octal 0o23714715
Hexadecimal 0x4F99CD

Divisor Catalog (16)

1 11 41 43 269 451 473 1,763 2,959 11,029 11,567 19,393 121,319 127,237 474,247 5,216,717

Collatz Trajectory (95 steps to reach 1)

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

5,216,717 15,650,152 7,825,076 3,912,538 1,956,269 5,868,808 2,934,404 1,467,202 733,601 2,200,804 1,100,402 550,201 1,650,604 825,302 412,651 1,237,954 618,977 1,856,932 928,466 464,233 1,392,700 696,350 348,175 1,044,526 522,263 1,566,790 783,395 2,350,186 1,175,093 3,525,280 1,762,640 881,320 440,660 220,330 110,165 330,496 165,248 82,624 41,312 20,656 10,328 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922

More profiles

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