λ
Sequence Observatory

1,910,233

13 × 146941
Deficient Odd Composite

Starting at 1,910,233, the Collatz iteration reaches 1 after 78 steps. The first transition is 5730700; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 146941
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,057,188
Proper Divisor Sum 146,955
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #1910179 ← → #1910257

Radix Representation

Decimal 1910233
Binary 111010010010111011001 (21 bits)
Octal 0o7222731
Hexadecimal 0x1D25D9

Divisor Catalog (4)

1 13 146,941 1,910,233

Collatz Trajectory (78 steps to reach 1)

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

1,910,233 5,730,700 2,865,350 1,432,675 4,298,026 2,149,013 6,447,040 3,223,520 1,611,760 805,880 402,940 201,470 100,735 302,206 151,103 453,310 226,655 679,966 339,983 1,019,950 509,975 1,529,926 764,963 2,294,890 1,147,445 3,442,336 1,721,168 860,584 430,292 215,146 107,573 322,720 161,360 80,680 40,340 20,170 10,085 30,256 15,128 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58

More profiles

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