λ
Sigma Notebook

7,791,358

2 × 3895679
Deficient Even Composite

7,791,358 is even and not a perfect square. Its factorization is 2 × 3895679 and its 4 divisors sum to 11,687,040.

Prime Factor Structure

Factorization String 2 × 3895679
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 11,687,040
Proper Divisor Sum 3,895,682
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #7791337 ← → #7791373

Radix Representation

Decimal 7791358
Binary 11101101110001011111110 (23 bits)
Octal 0o35561376
Hexadecimal 0x76E2FE

Divisor Catalog (4)

1 2 3,895,679 7,791,358

Collatz Trajectory (98 steps to reach 1)

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

7,791,358 3,895,679 11,687,038 5,843,519 17,530,558 8,765,279 26,295,838 13,147,919 39,443,758 19,721,879 59,165,638 29,582,819 88,748,458 44,374,229 133,122,688 66,561,344 33,280,672 16,640,336 8,320,168 4,160,084 2,080,042 1,040,021 3,120,064 1,560,032 780,016 390,008 195,004 97,502 48,751 146,254 73,127 219,382 109,691 329,074 164,537 493,612 246,806 123,403 370,210 185,105 555,316 277,658 138,829 416,488 208,244 104,122 52,061 156,184 78,092 39,046 19,523 58,570 29,285 87,856 43,928 21,964 10,982 5,491 16,474 8,237

More profiles

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