λ
Sequence Observatory

3,698,419

3698419
Deficient Odd Prime

Starting at 3,698,419, the Collatz iteration reaches 1 after 353 steps. The first transition is 11095258; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 3698419
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 3,698,420
Proper Divisor Sum 1
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #3698417 ← → #3698441

Radix Representation

Decimal 3698419
Binary 1110000110111011110011 (22 bits)
Octal 0o16067363
Hexadecimal 0x386EF3

Divisor Catalog (2)

Collatz Trajectory (353 steps to reach 1)

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

3,698,419 11,095,258 5,547,629 16,642,888 8,321,444 4,160,722 2,080,361 6,241,084 3,120,542 1,560,271 4,680,814 2,340,407 7,021,222 3,510,611 10,531,834 5,265,917 15,797,752 7,898,876 3,949,438 1,974,719 5,924,158 2,962,079 8,886,238 4,443,119 13,329,358 6,664,679 19,994,038 9,997,019 29,991,058 14,995,529 44,986,588 22,493,294 11,246,647 33,739,942 16,869,971 50,609,914 25,304,957 75,914,872 37,957,436 18,978,718 9,489,359 28,468,078 14,234,039 42,702,118 21,351,059 64,053,178 32,026,589 96,079,768 48,039,884 24,019,942 12,009,971 36,029,914 18,014,957 54,044,872 27,022,436 13,511,218 6,755,609 20,266,828 10,133,414 5,066,707

More profiles

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