λ
Sequence Observatory

8,040,503

8040503
Deficient Odd Prime

Starting at 8,040,503, the Collatz iteration reaches 1 after 230 steps. The first transition is 24121510; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 8040503
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 8,040,504
Proper Divisor Sum 1
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #8040499 ← → #8040517

Radix Representation

Decimal 8040503
Binary 11110101011000000110111 (23 bits)
Octal 0o36530067
Hexadecimal 0x7AB037

Divisor Catalog (2)

Collatz Trajectory (230 steps to reach 1)

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

8,040,503 24,121,510 12,060,755 36,182,266 18,091,133 54,273,400 27,136,700 13,568,350 6,784,175 20,352,526 10,176,263 30,528,790 15,264,395 45,793,186 22,896,593 68,689,780 34,344,890 17,172,445 51,517,336 25,758,668 12,879,334 6,439,667 19,319,002 9,659,501 28,978,504 14,489,252 7,244,626 3,622,313 10,866,940 5,433,470 2,716,735 8,150,206 4,075,103 12,225,310 6,112,655 18,337,966 9,168,983 27,506,950 13,753,475 41,260,426 20,630,213 61,890,640 30,945,320 15,472,660 7,736,330 3,868,165 11,604,496 5,802,248 2,901,124 1,450,562 725,281 2,175,844 1,087,922 543,961 1,631,884 815,942 407,971 1,223,914 611,957 1,835,872

More profiles

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