3,807,590

2 × 5 × 349 × 1091

3,807,590 has digital root 5. The neighboring primes are 3807589 and 3807593; its proper-divisor sum differs from the starting integer by -735,580.

Prime Factor Structure

Factorization String 2 × 5 × 349 × 1091

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 6,879,600

Proper Divisor Sum 3,072,010

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3807589 ← → #3807593

1 2 5 10 349 698 1,091 1,745 2,182 3,490 5,455 10,910 380,759 761,518 1,903,795 3,807,590

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

3,807,590 1,903,795 5,711,386 2,855,693 8,567,080 4,283,540 2,141,770 1,070,885 3,212,656 1,606,328 803,164 401,582 200,791 602,374 301,187 903,562 451,781 1,355,344 677,672 338,836 169,418 84,709 254,128 127,064 63,532 31,766 15,883 47,650 23,825 71,476 35,738 17,869 53,608 26,804 13,402 6,701 20,104 10,052 5,026 2,513 7,540 3,770 1,885 5,656 2,828 1,414 707 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449 1,348 674