λ
Sequence Observatory

8,438,802

2 × 3 × 89 × 15803
Abundant Even Composite

Starting at 8,438,802, the Collatz iteration reaches 1 after 168 steps. The first transition is 4219401; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 89 × 15803
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 17,068,320
Proper Divisor Sum 8,629,518
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #8438779 ← → #8438813

Radix Representation

Decimal 8438802
Binary 100000001100010000010010 (24 bits)
Octal 0o40142022
Hexadecimal 0x80C412

Divisor Catalog (16)

1 2 3 6 89 178 267 534 15,803 31,606 47,409 94,818 1,406,467 2,812,934 4,219,401 8,438,802

Collatz Trajectory (168 steps to reach 1)

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

8,438,802 4,219,401 12,658,204 6,329,102 3,164,551 9,493,654 4,746,827 14,240,482 7,120,241 21,360,724 10,680,362 5,340,181 16,020,544 8,010,272 4,005,136 2,002,568 1,001,284 500,642 250,321 750,964 375,482 187,741 563,224 281,612 140,806 70,403 211,210 105,605 316,816 158,408 79,204 39,602 19,801 59,404 29,702 14,851 44,554 22,277 66,832 33,416 16,708 8,354 4,177 12,532 6,266 3,133 9,400 4,700 2,350 1,175 3,526 1,763 5,290 2,645 7,936 3,968 1,984 992 496 248

More profiles

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