λ
Sequence Observatory

5,259,113

487 × 10799
Deficient Odd Composite

Starting at 5,259,113, the Collatz iteration reaches 1 after 219 steps. The first transition is 15777340; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 487 × 10799
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,270,400
Proper Divisor Sum 11,287
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #5259091 ← → #5259127

Radix Representation

Decimal 5259113
Binary 10100000011111101101001 (23 bits)
Octal 0o24037551
Hexadecimal 0x503F69

Divisor Catalog (4)

1 487 10,799 5,259,113

Collatz Trajectory (219 steps to reach 1)

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

5,259,113 15,777,340 7,888,670 3,944,335 11,833,006 5,916,503 17,749,510 8,874,755 26,624,266 13,312,133 39,936,400 19,968,200 9,984,100 4,992,050 2,496,025 7,488,076 3,744,038 1,872,019 5,616,058 2,808,029 8,424,088 4,212,044 2,106,022 1,053,011 3,159,034 1,579,517 4,738,552 2,369,276 1,184,638 592,319 1,776,958 888,479 2,665,438 1,332,719 3,998,158 1,999,079 5,997,238 2,998,619 8,995,858 4,497,929 13,493,788 6,746,894 3,373,447 10,120,342 5,060,171 15,180,514 7,590,257 22,770,772 11,385,386 5,692,693 17,078,080 8,539,040 4,269,520 2,134,760 1,067,380 533,690 266,845 800,536 400,268 200,134

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