λ
Sequence Observatory

4,686,573

3 × 1562191
Deficient Odd Composite

Starting at 4,686,573, the Collatz iteration reaches 1 after 131 steps. The first transition is 14059720; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 1562191
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,248,768
Proper Divisor Sum 1,562,195
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #4686571 ← → #4686589

Radix Representation

Decimal 4686573
Binary 10001111000001011101101 (23 bits)
Octal 0o21701355
Hexadecimal 0x4782ED

Divisor Catalog (4)

1 3 1,562,191 4,686,573

Collatz Trajectory (131 steps to reach 1)

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

4,686,573 14,059,720 7,029,860 3,514,930 1,757,465 5,272,396 2,636,198 1,318,099 3,954,298 1,977,149 5,931,448 2,965,724 1,482,862 741,431 2,224,294 1,112,147 3,336,442 1,668,221 5,004,664 2,502,332 1,251,166 625,583 1,876,750 938,375 2,815,126 1,407,563 4,222,690 2,111,345 6,334,036 3,167,018 1,583,509 4,750,528 2,375,264 1,187,632 593,816 296,908 148,454 74,227 222,682 111,341 334,024 167,012 83,506 41,753 125,260 62,630 31,315 93,946 46,973 140,920 70,460 35,230 17,615 52,846 26,423 79,270 39,635 118,906 59,453 178,360

More profiles

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