λ
Sequence Observatory

6,635,774

2 × 3317887
Deficient Even Composite

Starting at 6,635,774, the Collatz iteration reaches 1 after 284 steps. The first transition is 3317887; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 3317887
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,953,664
Proper Divisor Sum 3,317,890
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #6635749 ← → #6635777

Radix Representation

Decimal 6635774
Binary 11001010100000011111110 (23 bits)
Octal 0o31240376
Hexadecimal 0x6540FE

Divisor Catalog (4)

1 2 3,317,887 6,635,774

Collatz Trajectory (284 steps to reach 1)

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

6,635,774 3,317,887 9,953,662 4,976,831 14,930,494 7,465,247 22,395,742 11,197,871 33,593,614 16,796,807 50,390,422 25,195,211 75,585,634 37,792,817 113,378,452 56,689,226 28,344,613 85,033,840 42,516,920 21,258,460 10,629,230 5,314,615 15,943,846 7,971,923 23,915,770 11,957,885 35,873,656 17,936,828 8,968,414 4,484,207 13,452,622 6,726,311 20,178,934 10,089,467 30,268,402 15,134,201 45,402,604 22,701,302 11,350,651 34,051,954 17,025,977 51,077,932 25,538,966 12,769,483 38,308,450 19,154,225 57,462,676 28,731,338 14,365,669 43,097,008 21,548,504 10,774,252 5,387,126 2,693,563 8,080,690 4,040,345 12,121,036 6,060,518 3,030,259 9,090,778

More profiles

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