λ
Sequence Observatory

8,366,837

613 × 13649
Deficient Odd Composite

Starting at 8,366,837, the Collatz iteration reaches 1 after 168 steps. The first transition is 25100512; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 613 × 13649
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,381,100
Proper Divisor Sum 14,263
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #8366791 ← → #8366843

Radix Representation

Decimal 8366837
Binary 11111111010101011110101 (23 bits)
Octal 0o37725365
Hexadecimal 0x7FAAF5

Divisor Catalog (4)

1 613 13,649 8,366,837

Collatz Trajectory (168 steps to reach 1)

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

8,366,837 25,100,512 12,550,256 6,275,128 3,137,564 1,568,782 784,391 2,353,174 1,176,587 3,529,762 1,764,881 5,294,644 2,647,322 1,323,661 3,970,984 1,985,492 992,746 496,373 1,489,120 744,560 372,280 186,140 93,070 46,535 139,606 69,803 209,410 104,705 314,116 157,058 78,529 235,588 117,794 58,897 176,692 88,346 44,173 132,520 66,260 33,130 16,565 49,696 24,848 12,424 6,212 3,106 1,553 4,660 2,330 1,165 3,496 1,748 874 437 1,312 656 328 164 82 41

More profiles

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