λ
Sequence Observatory

6,406,235

5 × 11 × 269 × 433
Deficient Odd Composite

Starting at 6,406,235, the Collatz iteration reaches 1 after 152 steps. The first transition is 19218706; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 5 × 11 × 269 × 433
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 8,436,960
Proper Divisor Sum 2,030,725
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #6406219 ← → #6406247

Radix Representation

Decimal 6406235
Binary 11000011100000001011011 (23 bits)
Octal 0o30340133
Hexadecimal 0x61C05B

Divisor Catalog (16)

1 5 11 55 269 433 1,345 2,165 2,959 4,763 14,795 23,815 116,477 582,385 1,281,247 6,406,235

Collatz Trajectory (152 steps to reach 1)

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

6,406,235 19,218,706 9,609,353 28,828,060 14,414,030 7,207,015 21,621,046 10,810,523 32,431,570 16,215,785 48,647,356 24,323,678 12,161,839 36,485,518 18,242,759 54,728,278 27,364,139 82,092,418 41,046,209 123,138,628 61,569,314 30,784,657 92,353,972 46,176,986 23,088,493 69,265,480 34,632,740 17,316,370 8,658,185 25,974,556 12,987,278 6,493,639 19,480,918 9,740,459 29,221,378 14,610,689 43,832,068 21,916,034 10,958,017 32,874,052 16,437,026 8,218,513 24,655,540 12,327,770 6,163,885 18,491,656 9,245,828 4,622,914 2,311,457 6,934,372 3,467,186 1,733,593 5,200,780 2,600,390 1,300,195 3,900,586 1,950,293 5,850,880 2,925,440 1,462,720

More profiles

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