λ
Sequence Observatory

3,575,148

22 × 3 × 229 × 1301
Abundant Even Composite

Starting at 3,575,148, the Collatz iteration reaches 1 after 146 steps. The first transition is 1787574; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3 × 229 × 1301
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 8,384,880
Proper Divisor Sum 4,809,732
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #3575147 ← → #3575153

Radix Representation

Decimal 3575148
Binary 1101101000110101101100 (22 bits)
Octal 0o15506554
Hexadecimal 0x368D6C

Divisor Catalog (24)

1 2 3 4 6 12 229 458 687 916 1,301 1,374 2,602 2,748 3,903 5,204 7,806 15,612 297,929 595,858 893,787 1,191,716 1,787,574 3,575,148

Collatz Trajectory (146 steps to reach 1)

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

3,575,148 1,787,574 893,787 2,681,362 1,340,681 4,022,044 2,011,022 1,005,511 3,016,534 1,508,267 4,524,802 2,262,401 6,787,204 3,393,602 1,696,801 5,090,404 2,545,202 1,272,601 3,817,804 1,908,902 954,451 2,863,354 1,431,677 4,295,032 2,147,516 1,073,758 536,879 1,610,638 805,319 2,415,958 1,207,979 3,623,938 1,811,969 5,435,908 2,717,954 1,358,977 4,076,932 2,038,466 1,019,233 3,057,700 1,528,850 764,425 2,293,276 1,146,638 573,319 1,719,958 859,979 2,579,938 1,289,969 3,869,908 1,934,954 967,477 2,902,432 1,451,216 725,608 362,804 181,402 90,701 272,104 136,052

More profiles

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