λ
Sequence Observatory

5,626,585

5 × 1125317
Deficient Odd Composite

Starting at 5,626,585, the Collatz iteration reaches 1 after 108 steps. The first transition is 16879756; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 5 × 1125317
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,751,908
Proper Divisor Sum 1,125,323
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #5626583 ← → #5626589

Radix Representation

Decimal 5626585
Binary 10101011101101011011001 (23 bits)
Octal 0o25355331
Hexadecimal 0x55DAD9

Divisor Catalog (4)

1 5 1,125,317 5,626,585

Collatz Trajectory (108 steps to reach 1)

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

5,626,585 16,879,756 8,439,878 4,219,939 12,659,818 6,329,909 18,989,728 9,494,864 4,747,432 2,373,716 1,186,858 593,429 1,780,288 890,144 445,072 222,536 111,268 55,634 27,817 83,452 41,726 20,863 62,590 31,295 93,886 46,943 140,830 70,415 211,246 105,623 316,870 158,435 475,306 237,653 712,960 356,480 178,240 89,120 44,560 22,280 11,140 5,570 2,785 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953

More profiles

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