2³ × 3 × 13 × 491

Prime Factor Structure

Factorization String 2^3 × 3 × 13 × 491

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 413,280

Proper Divisor Sum 260,088

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #153191 ← → #153247

1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 491 982 1,473 1,964 2,946 3,928 5,892 6,383 11,784 12,766 19,149 25,532 38,298 51,064 76,596 153,192

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

153,192 76,596 38,298 19,149 57,448 28,724 14,362 7,181 21,544 10,772 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28

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