λ
Sequence Observatory

3,518,497

41 × 85817
Deficient Odd Composite

Starting at 3,518,497, the Collatz iteration reaches 1 after 358 steps. The first transition is 10555492; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 41 × 85817
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,604,356
Proper Divisor Sum 85,859
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #3518491 ← → #3518513

Radix Representation

Decimal 3518497
Binary 1101011011000000100001 (22 bits)
Octal 0o15330041
Hexadecimal 0x35B021

Divisor Catalog (4)

1 41 85,817 3,518,497

Collatz Trajectory (358 steps to reach 1)

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

3,518,497 10,555,492 5,277,746 2,638,873 7,916,620 3,958,310 1,979,155 5,937,466 2,968,733 8,906,200 4,453,100 2,226,550 1,113,275 3,339,826 1,669,913 5,009,740 2,504,870 1,252,435 3,757,306 1,878,653 5,635,960 2,817,980 1,408,990 704,495 2,113,486 1,056,743 3,170,230 1,585,115 4,755,346 2,377,673 7,133,020 3,566,510 1,783,255 5,349,766 2,674,883 8,024,650 4,012,325 12,036,976 6,018,488 3,009,244 1,504,622 752,311 2,256,934 1,128,467 3,385,402 1,692,701 5,078,104 2,539,052 1,269,526 634,763 1,904,290 952,145 2,856,436 1,428,218 714,109 2,142,328 1,071,164 535,582 267,791 803,374

More profiles

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