λ
Sigma Notebook

6,605,149

6605149
Deficient Odd Prime

6,605,149 is odd and not a perfect square. Its factorization is 6605149 and its 2 divisors sum to 6,605,150.

Prime Factor Structure

Factorization String 6605149
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,605,150
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6605119 ← → #6605153

Radix Representation

Decimal 6605149
Binary 11001001100100101011101 (23 bits)
Octal 0o31144535
Hexadecimal 0x64C95D

Divisor Catalog (2)

Collatz Trajectory (85 steps to reach 1)

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

6,605,149 19,815,448 9,907,724 4,953,862 2,476,931 7,430,794 3,715,397 11,146,192 5,573,096 2,786,548 1,393,274 696,637 2,089,912 1,044,956 522,478 261,239 783,718 391,859 1,175,578 587,789 1,763,368 881,684 440,842 220,421 661,264 330,632 165,316 82,658 41,329 123,988 61,994 30,997 92,992 46,496 23,248 11,624 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196

More profiles

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