λ
Sequence Observatory

7,066,426

2 × 1721 × 2053
Deficient Even Composite

Starting at 7,066,426, the Collatz iteration reaches 1 after 98 steps. The first transition is 3533213; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 1721 × 2053
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,610,964
Proper Divisor Sum 3,544,538
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #7066399 ← → #7066429

Radix Representation

Decimal 7066426
Binary 11010111101001100111010 (23 bits)
Octal 0o32751472
Hexadecimal 0x6BD33A

Divisor Catalog (8)

1 2 1,721 2,053 3,442 4,106 3,533,213 7,066,426

Collatz Trajectory (98 steps to reach 1)

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

7,066,426 3,533,213 10,599,640 5,299,820 2,649,910 1,324,955 3,974,866 1,987,433 5,962,300 2,981,150 1,490,575 4,471,726 2,235,863 6,707,590 3,353,795 10,061,386 5,030,693 15,092,080 7,546,040 3,773,020 1,886,510 943,255 2,829,766 1,414,883 4,244,650 2,122,325 6,366,976 3,183,488 1,591,744 795,872 397,936 198,968 99,484 49,742 24,871 74,614 37,307 111,922 55,961 167,884 83,942 41,971 125,914 62,957 188,872 94,436 47,218 23,609 70,828 35,414 17,707 53,122 26,561 79,684 39,842 19,921 59,764 29,882 14,941 44,824

More profiles

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