3 × 5 × 23 × 401

Prime Factor Structure

Factorization String 3 × 5 × 23 × 401

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 231,552

Proper Divisor Sum 93,207

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #138337 ← → #138349

1 3 5 15 23 69 115 345 401 1,203 2,005 6,015 9,223 27,669 46,115 138,345

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

138,345 415,036 207,518 103,759 311,278 155,639 466,918 233,459 700,378 350,189 1,050,568 525,284 262,642 131,321 393,964 196,982 98,491 295,474 147,737 443,212 221,606 110,803 332,410 166,205 498,616 249,308 124,654 62,327 186,982 93,491 280,474 140,237 420,712 210,356 105,178 52,589 157,768 78,884 39,442 19,721 59,164 29,582 14,791 44,374 22,187 66,562 33,281 99,844 49,922 24,961 74,884 37,442 18,721 56,164 28,082 14,041 42,124 21,062 10,531 31,594

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