λ
Sequence Observatory

3,319,819

3319819
Deficient Odd Prime

Starting at 3,319,819, the Collatz iteration reaches 1 after 84 steps. The first transition is 9959458; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 3319819
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 3,319,820
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #3319807 ← → #3319829

Radix Representation

Decimal 3319819
Binary 1100101010100000001011 (22 bits)
Octal 0o14524013
Hexadecimal 0x32A80B

Divisor Catalog (2)

Collatz Trajectory (84 steps to reach 1)

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

3,319,819 9,959,458 4,979,729 14,939,188 7,469,594 3,734,797 11,204,392 5,602,196 2,801,098 1,400,549 4,201,648 2,100,824 1,050,412 525,206 262,603 787,810 393,905 1,181,716 590,858 295,429 886,288 443,144 221,572 110,786 55,393 166,180 83,090 41,545 124,636 62,318 31,159 93,478 46,739 140,218 70,109 210,328 105,164 52,582 26,291 78,874 39,437 118,312 59,156 29,578 14,789 44,368 22,184 11,092 5,546 2,773 8,320 4,160 2,080 1,040 520 260 130 65 196 98

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