2 × 3² × 31 × 157

Prime Factor Structure

Factorization String 2 × 3^2 × 31 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 197,184

Proper Divisor Sum 109,578

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #87589 ← → #87613

1 2 3 6 9 18 31 62 93 157 186 279 314 471 558 942 1,413 2,826 4,867 9,734 14,601 29,202 43,803 87,606

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

87,606 43,803 131,410 65,705 197,116 98,558 49,279 147,838 73,919 221,758 110,879 332,638 166,319 498,958 249,479 748,438 374,219 1,122,658 561,329 1,683,988 841,994 420,997 1,262,992 631,496 315,748 157,874 78,937 236,812 118,406 59,203 177,610 88,805 266,416 133,208 66,604 33,302 16,651 49,954 24,977 74,932 37,466 18,733 56,200 28,100 14,050 7,025 21,076 10,538 5,269 15,808 7,904 3,952 1,976 988 494 247 742 371 1,114 557

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