λ
Sequence Observatory

7,718,462

2 × 3859231
Deficient Even Composite

Starting at 7,718,462, the Collatz iteration reaches 1 after 217 steps. The first transition is 3859231; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 3859231
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 11,577,696
Proper Divisor Sum 3,859,234
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #7718461 ← → #7718471

Radix Representation

Decimal 7718462
Binary 11101011100011000111110 (23 bits)
Octal 0o35343076
Hexadecimal 0x75C63E

Divisor Catalog (4)

1 2 3,859,231 7,718,462

Collatz Trajectory (217 steps to reach 1)

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

7,718,462 3,859,231 11,577,694 5,788,847 17,366,542 8,683,271 26,049,814 13,024,907 39,074,722 19,537,361 58,612,084 29,306,042 14,653,021 43,959,064 21,979,532 10,989,766 5,494,883 16,484,650 8,242,325 24,726,976 12,363,488 6,181,744 3,090,872 1,545,436 772,718 386,359 1,159,078 579,539 1,738,618 869,309 2,607,928 1,303,964 651,982 325,991 977,974 488,987 1,466,962 733,481 2,200,444 1,100,222 550,111 1,650,334 825,167 2,475,502 1,237,751 3,713,254 1,856,627 5,569,882 2,784,941 8,354,824 4,177,412 2,088,706 1,044,353 3,133,060 1,566,530 783,265 2,349,796 1,174,898 587,449 1,762,348

More profiles

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