λ
Sequence Observatory

5,485,747

17 × 523 × 617
Deficient Odd Composite

Starting at 5,485,747, the Collatz iteration reaches 1 after 201 steps. The first transition is 16457242; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 17 × 523 × 617
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,828,976
Proper Divisor Sum 343,229
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #5485741 ← → #5485757

Radix Representation

Decimal 5485747
Binary 10100111011010010110011 (23 bits)
Octal 0o24732263
Hexadecimal 0x53B4B3

Divisor Catalog (8)

1 17 523 617 8,891 10,489 322,691 5,485,747

Collatz Trajectory (201 steps to reach 1)

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

5,485,747 16,457,242 8,228,621 24,685,864 12,342,932 6,171,466 3,085,733 9,257,200 4,628,600 2,314,300 1,157,150 578,575 1,735,726 867,863 2,603,590 1,301,795 3,905,386 1,952,693 5,858,080 2,929,040 1,464,520 732,260 366,130 183,065 549,196 274,598 137,299 411,898 205,949 617,848 308,924 154,462 77,231 231,694 115,847 347,542 173,771 521,314 260,657 781,972 390,986 195,493 586,480 293,240 146,620 73,310 36,655 109,966 54,983 164,950 82,475 247,426 123,713 371,140 185,570 92,785 278,356 139,178 69,589 208,768

More profiles

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