10,240,139

7 × 13 × 131 × 859

Prime Factor Structure

Factorization String 7 × 13 × 131 × 859

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 12,714,240

Proper Divisor Sum 2,474,101

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #10240127 ← → #10240141

1 7 13 91 131 859 917 1,703 6,013 11,167 11,921 78,169 112,529 787,703 1,462,877 10,240,139

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

10,240,139 30,720,418 15,360,209 46,080,628 23,040,314 11,520,157 34,560,472 17,280,236 8,640,118 4,320,059 12,960,178 6,480,089 19,440,268 9,720,134 4,860,067 14,580,202 7,290,101 21,870,304 10,935,152 5,467,576 2,733,788 1,366,894 683,447 2,050,342 1,025,171 3,075,514 1,537,757 4,613,272 2,306,636 1,153,318 576,659 1,729,978 864,989 2,594,968 1,297,484 648,742 324,371 973,114 486,557 1,459,672 729,836 364,918 182,459 547,378 273,689 821,068 410,534 205,267 615,802 307,901 923,704 461,852 230,926 115,463 346,390 173,195 519,586 259,793 779,380 389,690

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