λ
Sequence Observatory

8,683,874

2 × 19 × 228523
Deficient Even Composite

Starting at 8,683,874, the Collatz iteration reaches 1 after 212 steps. The first transition is 4341937; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 19 × 228523
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 13,711,440
Proper Divisor Sum 5,027,566
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #8683853 ← → #8683877

Radix Representation

Decimal 8683874
Binary 100001001000000101100010 (24 bits)
Octal 0o41100542
Hexadecimal 0x848162

Divisor Catalog (8)

1 2 19 38 228,523 457,046 4,341,937 8,683,874

Collatz Trajectory (212 steps to reach 1)

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

8,683,874 4,341,937 13,025,812 6,512,906 3,256,453 9,769,360 4,884,680 2,442,340 1,221,170 610,585 1,831,756 915,878 457,939 1,373,818 686,909 2,060,728 1,030,364 515,182 257,591 772,774 386,387 1,159,162 579,581 1,738,744 869,372 434,686 217,343 652,030 326,015 978,046 489,023 1,467,070 733,535 2,200,606 1,100,303 3,300,910 1,650,455 4,951,366 2,475,683 7,427,050 3,713,525 11,140,576 5,570,288 2,785,144 1,392,572 696,286 348,143 1,044,430 522,215 1,566,646 783,323 2,349,970 1,174,985 3,524,956 1,762,478 881,239 2,643,718 1,321,859 3,965,578 1,982,789

More profiles

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