λ
Sequence Observatory

5,663,407

5663407
Deficient Odd Prime

Starting at 5,663,407, the Collatz iteration reaches 1 after 139 steps. The first transition is 16990222; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5663407
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,663,408
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #5663393 ← → #5663417

Radix Representation

Decimal 5663407
Binary 10101100110101010101111 (23 bits)
Octal 0o25465257
Hexadecimal 0x566AAF

Divisor Catalog (2)

Collatz Trajectory (139 steps to reach 1)

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

5,663,407 16,990,222 8,495,111 25,485,334 12,742,667 38,228,002 19,114,001 57,342,004 28,671,002 14,335,501 43,006,504 21,503,252 10,751,626 5,375,813 16,127,440 8,063,720 4,031,860 2,015,930 1,007,965 3,023,896 1,511,948 755,974 377,987 1,133,962 566,981 1,700,944 850,472 425,236 212,618 106,309 318,928 159,464 79,732 39,866 19,933 59,800 29,900 14,950 7,475 22,426 11,213 33,640 16,820 8,410 4,205 12,616 6,308 3,154 1,577 4,732 2,366 1,183 3,550 1,775 5,326 2,663 7,990 3,995 11,986 5,993

More profiles

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