λ
Sequence Observatory

2,576,339

103 × 25013
Deficient Odd Composite

Starting at 2,576,339, the Collatz iteration reaches 1 after 125 steps. The first transition is 7729018; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 103 × 25013
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,601,456
Proper Divisor Sum 25,117
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2576323 ← → #2576341

Radix Representation

Decimal 2576339
Binary 1001110100111111010011 (22 bits)
Octal 0o11647723
Hexadecimal 0x274FD3

Divisor Catalog (4)

1 103 25,013 2,576,339

Collatz Trajectory (125 steps to reach 1)

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

2,576,339 7,729,018 3,864,509 11,593,528 5,796,764 2,898,382 1,449,191 4,347,574 2,173,787 6,521,362 3,260,681 9,782,044 4,891,022 2,445,511 7,336,534 3,668,267 11,004,802 5,502,401 16,507,204 8,253,602 4,126,801 12,380,404 6,190,202 3,095,101 9,285,304 4,642,652 2,321,326 1,160,663 3,481,990 1,740,995 5,222,986 2,611,493 7,834,480 3,917,240 1,958,620 979,310 489,655 1,468,966 734,483 2,203,450 1,101,725 3,305,176 1,652,588 826,294 413,147 1,239,442 619,721 1,859,164 929,582 464,791 1,394,374 697,187 2,091,562 1,045,781 3,137,344 1,568,672 784,336 392,168 196,084 98,042

More profiles

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