1,840,038

2 × 3 × 73 × 4201

1,840,038 has digital root 6. The neighboring primes are 1840031 and 1840043; its proper-divisor sum differs from the starting integer by 51,300.

Prime Factor Structure

Factorization String 2 × 3 × 73 × 4201

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 3,731,376

Proper Divisor Sum 1,891,338

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #1840031 ← → #1840043

1 2 3 6 73 146 219 438 4,201 8,402 12,603 25,206 306,673 613,346 920,019 1,840,038

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

1,840,038 920,019 2,760,058 1,380,029 4,140,088 2,070,044 1,035,022 517,511 1,552,534 776,267 2,328,802 1,164,401 3,493,204 1,746,602 873,301 2,619,904 1,309,952 654,976 327,488 163,744 81,872 40,936 20,468 10,234 5,117 15,352 7,676 3,838 1,919 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572 7,786 3,893 11,680