7,516,480

2⁶ × 5 × 83 × 283

7,516,480 has digital root 4. The neighboring primes are 7516471 and 7516493; its proper-divisor sum differs from the starting integer by 3,145,312.

Prime Factor Structure

Factorization String 2^6 × 5 × 83 × 283

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 56

Divisor Sum (σ) 18,178,272

Proper Divisor Sum 10,661,792

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #7516471 ← → #7516493

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

7,516,480 3,758,240 1,879,120 939,560 469,780 234,890 117,445 352,336 176,168 88,084 44,042 22,021 66,064 33,032 16,516 8,258 4,129 12,388 6,194 3,097 9,292 4,646 2,323 6,970 3,485 10,456 5,228 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330 63,665 190,996 95,498 47,749

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