2² × 5 × 7 × 2791

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 2791

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 938,112

Proper Divisor Sum 547,372

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #390739 ← → #390743

1 2 4 5 7 10 14 20 28 35 70 140 2,791 5,582 11,164 13,955 19,537 27,910 39,074 55,820 78,148 97,685 195,370 390,740

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

390,740 195,370 97,685 293,056 146,528 73,264 36,632 18,316 9,158 4,579 13,738 6,869 20,608 10,304 5,152 2,576 1,288 644 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425

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