720,564

2² × 3 × 13 × 31 × 149

Prime Factor Structure

Factorization String 2^2 × 3 × 13 × 31 × 149

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 1,881,600

Proper Divisor Sum 1,161,036

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #720547 ← → #720569

1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 149 156 186 298 372 403 447 596 806 894 1,209 1,612 1,788 1,937 2,418 3,874 4,619 4,836 5,811 7,748 9,238 11,622 13,857 18,476 23,244 27,714 55,428 60,047 120,094 180,141 240,188 360,282 720,564

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

720,564 360,282 180,141 540,424 270,212 135,106 67,553 202,660 101,330 50,665 151,996 75,998 37,999 113,998 56,999 170,998 85,499 256,498 128,249 384,748 192,374 96,187 288,562 144,281 432,844 216,422 108,211 324,634 162,317 486,952 243,476 121,738 60,869 182,608 91,304 45,652 22,826 11,413 34,240 17,120 8,560 4,280 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256 128

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