7,976,998

2 × 19 × 23 × 9127

7,976,998 has digital root 1. The neighboring primes are 7976993 and 7977019; its proper-divisor sum differs from the starting integer by -2,809,676.

Prime Factor Structure

Factorization String 2 × 19 × 23 × 9127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 13,144,320

Proper Divisor Sum 5,167,322

Digit Sum / Digital Root 55 (Root: 1)

Adjacent Primes #7976993 ← → #7977019

1 2 19 23 38 46 437 874 9,127 18,254 173,413 209,921 346,826 419,842 3,988,499 7,976,998

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

7,976,998 3,988,499 11,965,498 5,982,749 17,948,248 8,974,124 4,487,062 2,243,531 6,730,594 3,365,297 10,095,892 5,047,946 2,523,973 7,571,920 3,785,960 1,892,980 946,490 473,245 1,419,736 709,868 354,934 177,467 532,402 266,201 798,604 399,302 199,651 598,954 299,477 898,432 449,216 224,608 112,304 56,152 28,076 14,038 7,019 21,058 10,529 31,588 15,794 7,897 23,692 11,846 5,923 17,770 8,885 26,656 13,328 6,664 3,332 1,666 833 2,500 1,250 625 1,876 938 469 1,408

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