λ
Sequence Observatory

1,674,136

23 × 209267
Deficient Even Composite

Starting at 1,674,136, the Collatz iteration reaches 1 after 114 steps. The first transition is 837068; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 209267
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 3,139,020
Proper Divisor Sum 1,464,884
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1674133 ← → #1674151

Radix Representation

Decimal 1674136
Binary 110011000101110011000 (21 bits)
Octal 0o6305630
Hexadecimal 0x198B98

Divisor Catalog (8)

1 2 4 8 209,267 418,534 837,068 1,674,136

Collatz Trajectory (114 steps to reach 1)

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

1,674,136 837,068 418,534 209,267 627,802 313,901 941,704 470,852 235,426 117,713 353,140 176,570 88,285 264,856 132,428 66,214 33,107 99,322 49,661 148,984 74,492 37,246 18,623 55,870 27,935 83,806 41,903 125,710 62,855 188,566 94,283 282,850 141,425 424,276 212,138 106,069 318,208 159,104 79,552 39,776 19,888 9,944 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198 2,099 6,298 3,149 9,448 4,724 2,362 1,181 3,544 1,772

More profiles

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