3,917,875

5³ × 13 × 2411

Prime Factor Structure

Factorization String 5^3 × 13 × 2411

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 5,267,808

Proper Divisor Sum 1,349,933

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3917863 ← → #3917909

1 5 13 25 65 125 325 1,625 2,411 12,055 31,343 60,275 156,715 301,375 783,575 3,917,875

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

3,917,875 11,753,626 5,876,813 17,630,440 8,815,220 4,407,610 2,203,805 6,611,416 3,305,708 1,652,854 826,427 2,479,282 1,239,641 3,718,924 1,859,462 929,731 2,789,194 1,394,597 4,183,792 2,091,896 1,045,948 522,974 261,487 784,462 392,231 1,176,694 588,347 1,765,042 882,521 2,647,564 1,323,782 661,891 1,985,674 992,837 2,978,512 1,489,256 744,628 372,314 186,157 558,472 279,236 139,618 69,809 209,428 104,714 52,357 157,072 78,536 39,268 19,634 9,817 29,452 14,726 7,363 22,090 11,045 33,136 16,568 8,284 4,142

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