λ
Sequence Observatory

5,251,696

24 × 383 × 857
Deficient Even Composite

Starting at 5,251,696, the Collatz iteration reaches 1 after 69 steps. The first transition is 2625848; the starting value is even with 20 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 383 × 857
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 10,213,632
Proper Divisor Sum 4,961,936
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #5251663 ← → #5251711

Radix Representation

Decimal 5251696
Binary 10100000010001001110000 (23 bits)
Octal 0o24021160
Hexadecimal 0x502270

Divisor Catalog (20)

1 2 4 8 16 383 766 857 1,532 1,714 3,064 3,428 6,128 6,856 13,712 328,231 656,462 1,312,924 2,625,848 5,251,696

Collatz Trajectory (69 steps to reach 1)

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

5,251,696 2,625,848 1,312,924 656,462 328,231 984,694 492,347 1,477,042 738,521 2,215,564 1,107,782 553,891 1,661,674 830,837 2,492,512 1,246,256 623,128 311,564 155,782 77,891 233,674 116,837 350,512 175,256 87,628 43,814 21,907 65,722 32,861 98,584 49,292 24,646 12,323 36,970 18,485 55,456 27,728 13,864 6,932 3,466 1,733 5,200 2,600 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160

More profiles

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