13 × 139 × 157

Prime Factor Structure

Factorization String 13 × 139 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 309,680

Proper Divisor Sum 25,981

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #283697 ← → #283721

1 13 139 157 1,807 2,041 21,823 283,699

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

283,699 851,098 425,549 1,276,648 638,324 319,162 159,581 478,744 239,372 119,686 59,843 179,530 89,765 269,296 134,648 67,324 33,662 16,831 50,494 25,247 75,742 37,871 113,614 56,807 170,422 85,211 255,634 127,817 383,452 191,726 95,863 287,590 143,795 431,386 215,693 647,080 323,540 161,770 80,885 242,656 121,328 60,664 30,332 15,166 7,583 22,750 11,375 34,126 17,063 51,190 25,595 76,786 38,393 115,180 57,590 28,795 86,386 43,193 129,580 64,790

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