λ
Sequence Observatory

4,661,402

2 × 29 × 80369
Deficient Even Composite

Starting at 4,661,402, the Collatz iteration reaches 1 after 193 steps. The first transition is 2330701; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 29 × 80369
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,233,300
Proper Divisor Sum 2,571,898
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #4661399 ← → #4661429

Radix Representation

Decimal 4661402
Binary 10001110010000010011010 (23 bits)
Octal 0o21620232
Hexadecimal 0x47209A

Divisor Catalog (8)

1 2 29 58 80,369 160,738 2,330,701 4,661,402

Collatz Trajectory (193 steps to reach 1)

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

4,661,402 2,330,701 6,992,104 3,496,052 1,748,026 874,013 2,622,040 1,311,020 655,510 327,755 983,266 491,633 1,474,900 737,450 368,725 1,106,176 553,088 276,544 138,272 69,136 34,568 17,284 8,642 4,321 12,964 6,482 3,241 9,724 4,862 2,431 7,294 3,647 10,942 5,471 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823

More profiles

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