λ
Sigma Notebook

2,015,167

7 × 11 × 26171
Deficient Odd Composite

2,015,167 is odd and not a perfect square. Its factorization is 7 × 11 × 26171 and its 8 divisors sum to 2,512,512.

Prime Factor Structure

Factorization String 7 × 11 × 26171
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,512,512
Proper Divisor Sum 497,345
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #2015161 ← → #2015177

Radix Representation

Decimal 2015167
Binary 111101011111110111111 (21 bits)
Octal 0o7537677
Hexadecimal 0x1EBFBF

Divisor Catalog (8)

1 7 11 77 26,171 183,197 287,881 2,015,167

Collatz Trajectory (135 steps to reach 1)

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

2,015,167 6,045,502 3,022,751 9,068,254 4,534,127 13,602,382 6,801,191 20,403,574 10,201,787 30,605,362 15,302,681 45,908,044 22,954,022 11,477,011 34,431,034 17,215,517 51,646,552 25,823,276 12,911,638 6,455,819 19,367,458 9,683,729 29,051,188 14,525,594 7,262,797 21,788,392 10,894,196 5,447,098 2,723,549 8,170,648 4,085,324 2,042,662 1,021,331 3,063,994 1,531,997 4,595,992 2,297,996 1,148,998 574,499 1,723,498 861,749 2,585,248 1,292,624 646,312 323,156 161,578 80,789 242,368 121,184 60,592 30,296 15,148 7,574 3,787 11,362 5,681 17,044 8,522 4,261 12,784

More profiles

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