λ
Sigma Notebook

8,042,839

7 × 1148977
Deficient Odd Composite

8,042,839 is odd and not a perfect square. Its factorization is 7 × 1148977 and its 4 divisors sum to 9,191,824.

Prime Factor Structure

Factorization String 7 × 1148977
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,191,824
Proper Divisor Sum 1,148,985
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #8042813 ← → #8042843

Radix Representation

Decimal 8042839
Binary 11110101011100101010111 (23 bits)
Octal 0o36534527
Hexadecimal 0x7AB957

Divisor Catalog (4)

1 7 1,148,977 8,042,839

Collatz Trajectory (137 steps to reach 1)

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

8,042,839 24,128,518 12,064,259 36,192,778 18,096,389 54,289,168 27,144,584 13,572,292 6,786,146 3,393,073 10,179,220 5,089,610 2,544,805 7,634,416 3,817,208 1,908,604 954,302 477,151 1,431,454 715,727 2,147,182 1,073,591 3,220,774 1,610,387 4,831,162 2,415,581 7,246,744 3,623,372 1,811,686 905,843 2,717,530 1,358,765 4,076,296 2,038,148 1,019,074 509,537 1,528,612 764,306 382,153 1,146,460 573,230 286,615 859,846 429,923 1,289,770 644,885 1,934,656 967,328 483,664 241,832 120,916 60,458 30,229 90,688 45,344 22,672 11,336 5,668 2,834 1,417

More profiles

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