λ
Sequence Observatory

2,902,942

2 × 7 × 101 × 2053
Deficient Even Composite

Starting at 2,902,942, the Collatz iteration reaches 1 after 107 steps. The first transition is 1451471; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 101 × 2053
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,028,192
Proper Divisor Sum 2,125,250
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #2902931 ← → #2902943

Radix Representation

Decimal 2902942
Binary 1011000100101110011110 (22 bits)
Octal 0o13045636
Hexadecimal 0x2C4B9E

Divisor Catalog (16)

1 2 7 14 101 202 707 1,414 2,053 4,106 14,371 28,742 207,353 414,706 1,451,471 2,902,942

Collatz Trajectory (107 steps to reach 1)

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

2,902,942 1,451,471 4,354,414 2,177,207 6,531,622 3,265,811 9,797,434 4,898,717 14,696,152 7,348,076 3,674,038 1,837,019 5,511,058 2,755,529 8,266,588 4,133,294 2,066,647 6,199,942 3,099,971 9,299,914 4,649,957 13,949,872 6,974,936 3,487,468 1,743,734 871,867 2,615,602 1,307,801 3,923,404 1,961,702 980,851 2,942,554 1,471,277 4,413,832 2,206,916 1,103,458 551,729 1,655,188 827,594 413,797 1,241,392 620,696 310,348 155,174 77,587 232,762 116,381 349,144 174,572 87,286 43,643 130,930 65,465 196,396 98,198 49,099 147,298 73,649 220,948 110,474

More profiles

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