λ
Sequence Observatory

2,888,346

2 × 3 × 641 × 751
Abundant Even Composite

Starting at 2,888,346, the Collatz iteration reaches 1 after 213 steps. The first transition is 1444173; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 641 × 751
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,793,408
Proper Divisor Sum 2,905,062
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #2888339 ← → #2888357

Radix Representation

Decimal 2888346
Binary 1011000001001010011010 (22 bits)
Octal 0o13011232
Hexadecimal 0x2C129A

Divisor Catalog (16)

1 2 3 6 641 751 1,282 1,502 1,923 2,253 3,846 4,506 481,391 962,782 1,444,173 2,888,346

Collatz Trajectory (213 steps to reach 1)

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

2,888,346 1,444,173 4,332,520 2,166,260 1,083,130 541,565 1,624,696 812,348 406,174 203,087 609,262 304,631 913,894 456,947 1,370,842 685,421 2,056,264 1,028,132 514,066 257,033 771,100 385,550 192,775 578,326 289,163 867,490 433,745 1,301,236 650,618 325,309 975,928 487,964 243,982 121,991 365,974 182,987 548,962 274,481 823,444 411,722 205,861 617,584 308,792 154,396 77,198 38,599 115,798 57,899 173,698 86,849 260,548 130,274 65,137 195,412 97,706 48,853 146,560 73,280 36,640 18,320

More profiles

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