λ
Sequence Observatory

6,687,077

6687077
Deficient Odd Prime

Starting at 6,687,077, the Collatz iteration reaches 1 after 165 steps. The first transition is 20061232; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 6687077
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,687,078
Proper Divisor Sum 1
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #6687049 ← → #6687097

Radix Representation

Decimal 6687077
Binary 11001100000100101100101 (23 bits)
Octal 0o31404545
Hexadecimal 0x660965

Divisor Catalog (2)

Collatz Trajectory (165 steps to reach 1)

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

6,687,077 20,061,232 10,030,616 5,015,308 2,507,654 1,253,827 3,761,482 1,880,741 5,642,224 2,821,112 1,410,556 705,278 352,639 1,057,918 528,959 1,586,878 793,439 2,380,318 1,190,159 3,570,478 1,785,239 5,355,718 2,677,859 8,033,578 4,016,789 12,050,368 6,025,184 3,012,592 1,506,296 753,148 376,574 188,287 564,862 282,431 847,294 423,647 1,270,942 635,471 1,906,414 953,207 2,859,622 1,429,811 4,289,434 2,144,717 6,434,152 3,217,076 1,608,538 804,269 2,412,808 1,206,404 603,202 301,601 904,804 452,402 226,201 678,604 339,302 169,651 508,954 254,477

More profiles

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