λ
Sequence Observatory

6,540,852

22 × 3 × 17 × 32063
Abundant Even Composite

Starting at 6,540,852, the Collatz iteration reaches 1 after 46 steps. The first transition is 3270426; the starting value is even with 24 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3 × 17 × 32063
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 16,160,256
Proper Divisor Sum 9,619,404
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #6540841 ← → #6540857

Radix Representation

Decimal 6540852
Binary 11000111100111000110100 (23 bits)
Octal 0o30747064
Hexadecimal 0x63CE34

Divisor Catalog (24)

1 2 3 4 6 12 17 34 51 68 102 204 32,063 64,126 96,189 128,252 192,378 384,756 545,071 1,090,142 1,635,213 2,180,284 3,270,426 6,540,852

Collatz Trajectory (46 steps to reach 1)

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

6,540,852 3,270,426 1,635,213 4,905,640 2,452,820 1,226,410 613,205 1,839,616 919,808 459,904 229,952 114,976 57,488 28,744 14,372 7,186 3,593 10,780 5,390 2,695 8,086 4,043 12,130 6,065 18,196 9,098 4,549 13,648 6,824 3,412 1,706 853 2,560 1,280 640 320 160 80 40 20 10 5 16 8 4 2 1

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