390,300

2² × 3 × 5² × 1301

Prime Factor Structure

Factorization String 2^2 × 3 × 5^2 × 1301

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 36

Divisor Sum (σ) 1,130,136

Proper Divisor Sum 739,836

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #390289 ← → #390307

1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 1,301 2,602 3,903 5,204 6,505 7,806 13,010 15,612 19,515 26,020 32,525 39,030 65,050 78,060 97,575 130,100 195,150 390,300

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

390,300 195,150 97,575 292,726 146,363 439,090 219,545 658,636 329,318 164,659 493,978 246,989 740,968 370,484 185,242 92,621 277,864 138,932 69,466 34,733 104,200 52,100 26,050 13,025 39,076 19,538 9,769 29,308 14,654 7,327 21,982 10,991 32,974 16,487 49,462 24,731 74,194 37,097 111,292 55,646 27,823 83,470 41,735 125,206 62,603 187,810 93,905 281,716 140,858 70,429 211,288 105,644 52,822 26,411 79,234 39,617 118,852 59,426 29,713 89,140

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