λ
Sequence Observatory

1,481,437

67 × 22111
Deficient Odd Composite

Starting at 1,481,437, the Collatz iteration reaches 1 after 181 steps. The first transition is 4444312; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 67 × 22111
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,503,616
Proper Divisor Sum 22,179
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1481413 ← → #1481477

Radix Representation

Decimal 1481437
Binary 101101001101011011101 (21 bits)
Octal 0o5515335
Hexadecimal 0x169ADD

Divisor Catalog (4)

1 67 22,111 1,481,437

Collatz Trajectory (181 steps to reach 1)

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

1,481,437 4,444,312 2,222,156 1,111,078 555,539 1,666,618 833,309 2,499,928 1,249,964 624,982 312,491 937,474 468,737 1,406,212 703,106 351,553 1,054,660 527,330 263,665 790,996 395,498 197,749 593,248 296,624 148,312 74,156 37,078 18,539 55,618 27,809 83,428 41,714 20,857 62,572 31,286 15,643 46,930 23,465 70,396 35,198 17,599 52,798 26,399 79,198 39,599 118,798 59,399 178,198 89,099 267,298 133,649 400,948 200,474 100,237 300,712 150,356 75,178 37,589 112,768 56,384

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