λ
Sequence Observatory

7,074,371

79 × 149 × 601
Deficient Odd Composite

Starting at 7,074,371, the Collatz iteration reaches 1 after 129 steps. The first transition is 21223114; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 79 × 149 × 601
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,224,000
Proper Divisor Sum 149,629
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #7074367 ← → #7074373

Radix Representation

Decimal 7074371
Binary 11010111111001001000011 (23 bits)
Octal 0o32771103
Hexadecimal 0x6BF243

Divisor Catalog (8)

1 79 149 601 11,771 47,479 89,549 7,074,371

Collatz Trajectory (129 steps to reach 1)

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

7,074,371 21,223,114 10,611,557 31,834,672 15,917,336 7,958,668 3,979,334 1,989,667 5,969,002 2,984,501 8,953,504 4,476,752 2,238,376 1,119,188 559,594 279,797 839,392 419,696 209,848 104,924 52,462 26,231 78,694 39,347 118,042 59,021 177,064 88,532 44,266 22,133 66,400 33,200 16,600 8,300 4,150 2,075 6,226 3,113 9,340 4,670 2,335 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486

More profiles

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