λ
Sequence Observatory

3,103,718

2 × 1551859
Deficient Even Composite

Starting at 3,103,718, the Collatz iteration reaches 1 after 151 steps. The first transition is 1551859; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 1551859
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,655,580
Proper Divisor Sum 1,551,862
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #3103693 ← → #3103729

Radix Representation

Decimal 3103718
Binary 1011110101101111100110 (22 bits)
Octal 0o13655746
Hexadecimal 0x2F5BE6

Divisor Catalog (4)

1 2 1,551,859 3,103,718

Collatz Trajectory (151 steps to reach 1)

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

3,103,718 1,551,859 4,655,578 2,327,789 6,983,368 3,491,684 1,745,842 872,921 2,618,764 1,309,382 654,691 1,964,074 982,037 2,946,112 1,473,056 736,528 368,264 184,132 92,066 46,033 138,100 69,050 34,525 103,576 51,788 25,894 12,947 38,842 19,421 58,264 29,132 14,566 7,283 21,850 10,925 32,776 16,388 8,194 4,097 12,292 6,146 3,073 9,220 4,610 2,305 6,916 3,458 1,729 5,188 2,594 1,297 3,892 1,946 973 2,920 1,460 730 365 1,096 548

More profiles

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