λ
Sequence Observatory

3,112,057

13 × 239389
Deficient Odd Composite

Starting at 3,112,057, the Collatz iteration reaches 1 after 195 steps. The first transition is 9336172; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 239389
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 3,351,460
Proper Divisor Sum 239,403
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #3112007 ← → #3112069

Radix Representation

Decimal 3112057
Binary 1011110111110001111001 (22 bits)
Octal 0o13676171
Hexadecimal 0x2F7C79

Divisor Catalog (4)

1 13 239,389 3,112,057

Collatz Trajectory (195 steps to reach 1)

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

3,112,057 9,336,172 4,668,086 2,334,043 7,002,130 3,501,065 10,503,196 5,251,598 2,625,799 7,877,398 3,938,699 11,816,098 5,908,049 17,724,148 8,862,074 4,431,037 13,293,112 6,646,556 3,323,278 1,661,639 4,984,918 2,492,459 7,477,378 3,738,689 11,216,068 5,608,034 2,804,017 8,412,052 4,206,026 2,103,013 6,309,040 3,154,520 1,577,260 788,630 394,315 1,182,946 591,473 1,774,420 887,210 443,605 1,330,816 665,408 332,704 166,352 83,176 41,588 20,794 10,397 31,192 15,596 7,798 3,899 11,698 5,849 17,548 8,774 4,387 13,162 6,581 19,744

More profiles

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