λ
Sequence Observatory

7,542,343

631 × 11953
Deficient Odd Composite

Starting at 7,542,343, the Collatz iteration reaches 1 after 111 steps. The first transition is 22627030; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 631 × 11953
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,554,928
Proper Divisor Sum 12,585
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #7542341 ← → #7542347

Radix Representation

Decimal 7542343
Binary 11100110001011001000111 (23 bits)
Octal 0o34613107
Hexadecimal 0x731647

Divisor Catalog (4)

1 631 11,953 7,542,343

Collatz Trajectory (111 steps to reach 1)

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

7,542,343 22,627,030 11,313,515 33,940,546 16,970,273 50,910,820 25,455,410 12,727,705 38,183,116 19,091,558 9,545,779 28,637,338 14,318,669 42,956,008 21,478,004 10,739,002 5,369,501 16,108,504 8,054,252 4,027,126 2,013,563 6,040,690 3,020,345 9,061,036 4,530,518 2,265,259 6,795,778 3,397,889 10,193,668 5,096,834 2,548,417 7,645,252 3,822,626 1,911,313 5,733,940 2,866,970 1,433,485 4,300,456 2,150,228 1,075,114 537,557 1,612,672 806,336 403,168 201,584 100,792 50,396 25,198 12,599 37,798 18,899 56,698 28,349 85,048 42,524 21,262 10,631 31,894 15,947 47,842

More profiles

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