λ
Sequence Observatory

7,996,130

2 × 5 × 799613
Deficient Even Composite

Starting at 7,996,130, the Collatz iteration reaches 1 after 186 steps. The first transition is 3998065; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 799613
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 14,393,052
Proper Divisor Sum 6,396,922
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #7996099 ← → #7996133

Radix Representation

Decimal 7996130
Binary 11110100000001011100010 (23 bits)
Octal 0o36401342
Hexadecimal 0x7A02E2

Divisor Catalog (8)

1 2 5 10 799,613 1,599,226 3,998,065 7,996,130

Collatz Trajectory (186 steps to reach 1)

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

7,996,130 3,998,065 11,994,196 5,997,098 2,998,549 8,995,648 4,497,824 2,248,912 1,124,456 562,228 281,114 140,557 421,672 210,836 105,418 52,709 158,128 79,064 39,532 19,766 9,883 29,650 14,825 44,476 22,238 11,119 33,358 16,679 50,038 25,019 75,058 37,529 112,588 56,294 28,147 84,442 42,221 126,664 63,332 31,666 15,833 47,500 23,750 11,875 35,626 17,813 53,440 26,720 13,360 6,680 3,340 1,670 835 2,506 1,253 3,760 1,880 940 470 235

More profiles

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