λ
Sequence Observatory

3,071,492

22 × 172 × 2657
Deficient Even Composite

Starting at 3,071,492, the Collatz iteration reaches 1 after 102 steps. The first transition is 1535746; the starting value is even with 18 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 17^2 × 2657
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 5,712,042
Proper Divisor Sum 2,640,550
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #3071473 ← → #3071501

Radix Representation

Decimal 3071492
Binary 1011101101111000000100 (22 bits)
Octal 0o13557004
Hexadecimal 0x2EDE04

Divisor Catalog (18)

1 2 4 17 34 68 289 578 1,156 2,657 5,314 10,628 45,169 90,338 180,676 767,873 1,535,746 3,071,492

Collatz Trajectory (102 steps to reach 1)

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

3,071,492 1,535,746 767,873 2,303,620 1,151,810 575,905 1,727,716 863,858 431,929 1,295,788 647,894 323,947 971,842 485,921 1,457,764 728,882 364,441 1,093,324 546,662 273,331 819,994 409,997 1,229,992 614,996 307,498 153,749 461,248 230,624 115,312 57,656 28,828 14,414 7,207 21,622 10,811 32,434 16,217 48,652 24,326 12,163 36,490 18,245 54,736 27,368 13,684 6,842 3,421 10,264 5,132 2,566 1,283 3,850 1,925 5,776 2,888 1,444 722 361 1,084 542

More profiles

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