λ
Sequence Observatory

2,303,989

2303989
Deficient Odd Prime

Starting at 2,303,989, the Collatz iteration reaches 1 after 104 steps. The first transition is 6911968; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2303989
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,303,990
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #2303981 ← → #2303999

Radix Representation

Decimal 2303989
Binary 1000110010011111110101 (22 bits)
Octal 0o10623765
Hexadecimal 0x2327F5

Divisor Catalog (2)

Collatz Trajectory (104 steps to reach 1)

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

2,303,989 6,911,968 3,455,984 1,727,992 863,996 431,998 215,999 647,998 323,999 971,998 485,999 1,457,998 728,999 2,186,998 1,093,499 3,280,498 1,640,249 4,920,748 2,460,374 1,230,187 3,690,562 1,845,281 5,535,844 2,767,922 1,383,961 4,151,884 2,075,942 1,037,971 3,113,914 1,556,957 4,670,872 2,335,436 1,167,718 583,859 1,751,578 875,789 2,627,368 1,313,684 656,842 328,421 985,264 492,632 246,316 123,158 61,579 184,738 92,369 277,108 138,554 69,277 207,832 103,916 51,958 25,979 77,938 38,969 116,908 58,454 29,227 87,682

More profiles

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