2 × 13 × 137 × 1117

Prime Factor Structure

Factorization String 2 × 13 × 137 × 1117

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,479,928

Proper Divisor Sum 2,501,174

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #3978749 ← → #3978761

1 2 13 26 137 274 1,117 1,781 2,234 3,562 14,521 29,042 153,029 306,058 1,989,377 3,978,754

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

3,978,754 1,989,377 5,968,132 2,984,066 1,492,033 4,476,100 2,238,050 1,119,025 3,357,076 1,678,538 839,269 2,517,808 1,258,904 629,452 314,726 157,363 472,090 236,045 708,136 354,068 177,034 88,517 265,552 132,776 66,388 33,194 16,597 49,792 24,896 12,448 6,224 3,112 1,556 778 389 1,168 584 292 146 73 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121

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