λ
Sequence Observatory

1,017,013

19 × 53527
Deficient Odd Composite

Starting at 1,017,013, the Collatz iteration reaches 1 after 59 steps. The first transition is 3051040; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 19 × 53527
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,070,560
Proper Divisor Sum 53,547
Digit Sum / Digital Root 13 (Root: 4)
Adjacent Primes #1017011 ← → #1017031

Radix Representation

Decimal 1017013
Binary 11111000010010110101 (20 bits)
Octal 0o3702265
Hexadecimal 0xF84B5

Divisor Catalog (4)

1 19 53,527 1,017,013

Collatz Trajectory (59 steps to reach 1)

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

1,017,013 3,051,040 1,525,520 762,760 381,380 190,690 95,345 286,036 143,018 71,509 214,528 107,264 53,632 26,816 13,408 6,704 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

More profiles

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