λ
Sequence Observatory

1,836,622

2 × 137 × 6703
Deficient Even Composite

Starting at 1,836,622, the Collatz iteration reaches 1 after 202 steps. The first transition is 918311; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 137 × 6703
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,775,456
Proper Divisor Sum 938,834
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1836581 ← → #1836623

Radix Representation

Decimal 1836622
Binary 111000000011001001110 (21 bits)
Octal 0o7003116
Hexadecimal 0x1C064E

Divisor Catalog (8)

1 2 137 274 6,703 13,406 918,311 1,836,622

Collatz Trajectory (202 steps to reach 1)

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

1,836,622 918,311 2,754,934 1,377,467 4,132,402 2,066,201 6,198,604 3,099,302 1,549,651 4,648,954 2,324,477 6,973,432 3,486,716 1,743,358 871,679 2,615,038 1,307,519 3,922,558 1,961,279 5,883,838 2,941,919 8,825,758 4,412,879 13,238,638 6,619,319 19,857,958 9,928,979 29,786,938 14,893,469 44,680,408 22,340,204 11,170,102 5,585,051 16,755,154 8,377,577 25,132,732 12,566,366 6,283,183 18,849,550 9,424,775 28,274,326 14,137,163 42,411,490 21,205,745 63,617,236 31,808,618 15,904,309 47,712,928 23,856,464 11,928,232 5,964,116 2,982,058 1,491,029 4,473,088 2,236,544 1,118,272 559,136 279,568 139,784 69,892

More profiles

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