λ
Sequence Observatory

5,552,676

22 × 32 × 17 × 43 × 211
Abundant Even Composite

Starting at 5,552,676, the Collatz iteration reaches 1 after 108 steps. The first transition is 2776338; the starting value is even with 72 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 17 × 43 × 211
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 72
Divisor Sum (σ) 15,279,264
Proper Divisor Sum 9,726,588
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #5552669 ← → #5552711

Radix Representation

Decimal 5552676
Binary 10101001011101000100100 (23 bits)
Octal 0o25135044
Hexadecimal 0x54BA24

Divisor Catalog (60 of 72)

1 2 3 4 6 9 12 17 18 34 36 43 51 68 86 102 129 153 172 204 211 258 306 387 422 516 612 633 731 774 844 1,266 1,462 1,548 1,899 2,193 2,532 2,924 3,587 3,798 4,386 6,579 7,174 7,596 8,772 9,073 10,761 13,158 14,348 18,146 21,522 26,316 27,219 32,283 36,292 43,044 54,438 64,566 81,657 108,876

Collatz Trajectory (108 steps to reach 1)

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

5,552,676 2,776,338 1,388,169 4,164,508 2,082,254 1,041,127 3,123,382 1,561,691 4,685,074 2,342,537 7,027,612 3,513,806 1,756,903 5,270,710 2,635,355 7,906,066 3,953,033 11,859,100 5,929,550 2,964,775 8,894,326 4,447,163 13,341,490 6,670,745 20,012,236 10,006,118 5,003,059 15,009,178 7,504,589 22,513,768 11,256,884 5,628,442 2,814,221 8,442,664 4,221,332 2,110,666 1,055,333 3,166,000 1,583,000 791,500 395,750 197,875 593,626 296,813 890,440 445,220 222,610 111,305 333,916 166,958 83,479 250,438 125,219 375,658 187,829 563,488 281,744 140,872 70,436 35,218

More profiles

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