3² × 7 × 2503

Prime Factor Structure

Factorization String 3^2 × 7 × 2503

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 260,416

Proper Divisor Sum 102,727

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #157679 ← → #157721

1 3 7 9 21 63 2,503 7,509 17,521 22,527 52,563 157,689

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

157,689 473,068 236,534 118,267 354,802 177,401 532,204 266,102 133,051 399,154 199,577 598,732 299,366 149,683 449,050 224,525 673,576 336,788 168,394 84,197 252,592 126,296 63,148 31,574 15,787 47,362 23,681 71,044 35,522 17,761 53,284 26,642 13,321 39,964 19,982 9,991 29,974 14,987 44,962 22,481 67,444 33,722 16,861 50,584 25,292 12,646 6,323 18,970 9,485 28,456 14,228 7,114 3,557 10,672 5,336 2,668 1,334 667 2,002 1,001

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