λ
Sequence Observatory

5,249,983

5249983
Deficient Odd Prime

Starting at 5,249,983, the Collatz iteration reaches 1 after 188 steps. The first transition is 15749950; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5249983
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,249,984
Proper Divisor Sum 1
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #5249939 ← → #5249987

Radix Representation

Decimal 5249983
Binary 10100000001101110111111 (23 bits)
Octal 0o24015677
Hexadecimal 0x501BBF

Divisor Catalog (2)

Collatz Trajectory (188 steps to reach 1)

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

5,249,983 15,749,950 7,874,975 23,624,926 11,812,463 35,437,390 17,718,695 53,156,086 26,578,043 79,734,130 39,867,065 119,601,196 59,800,598 29,900,299 89,700,898 44,850,449 134,551,348 67,275,674 33,637,837 100,913,512 50,456,756 25,228,378 12,614,189 37,842,568 18,921,284 9,460,642 4,730,321 14,190,964 7,095,482 3,547,741 10,643,224 5,321,612 2,660,806 1,330,403 3,991,210 1,995,605 5,986,816 2,993,408 1,496,704 748,352 374,176 187,088 93,544 46,772 23,386 11,693 35,080 17,540 8,770 4,385 13,156 6,578 3,289 9,868 4,934 2,467 7,402 3,701 11,104 5,552

More profiles

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