λ
Sequence Observatory

6,988,196

22 × 59 × 29611
Deficient Even Composite

Starting at 6,988,196, the Collatz iteration reaches 1 after 129 steps. The first transition is 3494098; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 59 × 29611
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 12,437,040
Proper Divisor Sum 5,448,844
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #6988193 ← → #6988199

Radix Representation

Decimal 6988196
Binary 11010101010000110100100 (23 bits)
Octal 0o32520644
Hexadecimal 0x6AA1A4

Divisor Catalog (12)

1 2 4 59 118 236 29,611 59,222 118,444 1,747,049 3,494,098 6,988,196

Collatz Trajectory (129 steps to reach 1)

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

6,988,196 3,494,098 1,747,049 5,241,148 2,620,574 1,310,287 3,930,862 1,965,431 5,896,294 2,948,147 8,844,442 4,422,221 13,266,664 6,633,332 3,316,666 1,658,333 4,975,000 2,487,500 1,243,750 621,875 1,865,626 932,813 2,798,440 1,399,220 699,610 349,805 1,049,416 524,708 262,354 131,177 393,532 196,766 98,383 295,150 147,575 442,726 221,363 664,090 332,045 996,136 498,068 249,034 124,517 373,552 186,776 93,388 46,694 23,347 70,042 35,021 105,064 52,532 26,266 13,133 39,400 19,700 9,850 4,925 14,776 7,388

More profiles

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