λ
Sequence Observatory

5,243,503

5243503
Deficient Odd Prime

Starting at 5,243,503, the Collatz iteration reaches 1 after 126 steps. The first transition is 15730510; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5243503
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,243,504
Proper Divisor Sum 1
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #5243501 ← → #5243509

Radix Representation

Decimal 5243503
Binary 10100000000001001101111 (23 bits)
Octal 0o24001157
Hexadecimal 0x50026F

Divisor Catalog (2)

Collatz Trajectory (126 steps to reach 1)

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

5,243,503 15,730,510 7,865,255 23,595,766 11,797,883 35,393,650 17,696,825 53,090,476 26,545,238 13,272,619 39,817,858 19,908,929 59,726,788 29,863,394 14,931,697 44,795,092 22,397,546 11,198,773 33,596,320 16,798,160 8,399,080 4,199,540 2,099,770 1,049,885 3,149,656 1,574,828 787,414 393,707 1,181,122 590,561 1,771,684 885,842 442,921 1,328,764 664,382 332,191 996,574 498,287 1,494,862 747,431 2,242,294 1,121,147 3,363,442 1,681,721 5,045,164 2,522,582 1,261,291 3,783,874 1,891,937 5,675,812 2,837,906 1,418,953 4,256,860 2,128,430 1,064,215 3,192,646 1,596,323 4,788,970 2,394,485 7,183,456

More profiles

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