355,840

2⁹ × 5 × 139

Prime Factor Structure

Factorization String 2^9 × 5 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 40

Divisor Sum (σ) 859,320

Proper Divisor Sum 503,480

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #355819 ← → #355841

1 2 4 5 8 10 16 20 32 40 64 80 128 139 160 256 278 320 512 556 640 695 1,112 1,280 1,390 2,224 2,560 2,780 4,448 5,560 8,896 11,120 17,792 22,240 35,584 44,480 71,168 88,960 177,920 355,840

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

355,840 177,920 88,960 44,480 22,240 11,120 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395

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