λ
Sigma Notebook

7,871,262

2 × 3 × 72 × 41 × 653
Abundant Even Composite

7,871,262 is even and not a perfect square. Its factorization is 2 × 3 × 7^2 × 41 × 653 and its 48 divisors sum to 18,788,112.

Prime Factor Structure

Factorization String 2 × 3 × 7^2 × 41 × 653
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 18,788,112
Proper Divisor Sum 10,916,850
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #7871261 ← → #7871287

Radix Representation

Decimal 7871262
Binary 11110000001101100011110 (23 bits)
Octal 0o36015436
Hexadecimal 0x781B1E

Divisor Catalog (48)

1 2 3 6 7 14 21 41 42 49 82 98 123 147 246 287 294 574 653 861 1,306 1,722 1,959 2,009 3,918 4,018 4,571 6,027 9,142 12,054 13,713 26,773 27,426 31,997 53,546 63,994 80,319 95,991 160,638 187,411 191,982 374,822 562,233 1,124,466 1,311,877 2,623,754 3,935,631 7,871,262

Collatz Trajectory (142 steps to reach 1)

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

7,871,262 3,935,631 11,806,894 5,903,447 17,710,342 8,855,171 26,565,514 13,282,757 39,848,272 19,924,136 9,962,068 4,981,034 2,490,517 7,471,552 3,735,776 1,867,888 933,944 466,972 233,486 116,743 350,230 175,115 525,346 262,673 788,020 394,010 197,005 591,016 295,508 147,754 73,877 221,632 110,816 55,408 27,704 13,852 6,926 3,463 10,390 5,195 15,586 7,793 23,380 11,690 5,845 17,536 8,768 4,384 2,192 1,096 548 274 137 412 206 103 310 155 466 233

More profiles

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