λ
Sequence Observatory

3,813,748

22 × 953437
Deficient Even Composite

Starting at 3,813,748, the Collatz iteration reaches 1 after 247 steps. The first transition is 1906874; the starting value is even with 6 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 953437
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 6,674,066
Proper Divisor Sum 2,860,318
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #3813679 ← → #3813751

Radix Representation

Decimal 3813748
Binary 1110100011000101110100 (22 bits)
Octal 0o16430564
Hexadecimal 0x3A3174

Divisor Catalog (6)

1 2 4 953,437 1,906,874 3,813,748

Collatz Trajectory (247 steps to reach 1)

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

3,813,748 1,906,874 953,437 2,860,312 1,430,156 715,078 357,539 1,072,618 536,309 1,608,928 804,464 402,232 201,116 100,558 50,279 150,838 75,419 226,258 113,129 339,388 169,694 84,847 254,542 127,271 381,814 190,907 572,722 286,361 859,084 429,542 214,771 644,314 322,157 966,472 483,236 241,618 120,809 362,428 181,214 90,607 271,822 135,911 407,734 203,867 611,602 305,801 917,404 458,702 229,351 688,054 344,027 1,032,082 516,041 1,548,124 774,062 387,031 1,161,094 580,547 1,741,642 870,821

More profiles

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