λ
Sequence Observatory

2,497,109

2497109
Deficient Odd Prime

Starting at 2,497,109, the Collatz iteration reaches 1 after 68 steps. The first transition is 7491328; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2497109
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,497,110
Proper Divisor Sum 1
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #2497097 ← → #2497129

Radix Representation

Decimal 2497109
Binary 1001100001101001010101 (22 bits)
Octal 0o11415125
Hexadecimal 0x261A55

Divisor Catalog (2)

Collatz Trajectory (68 steps to reach 1)

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

2,497,109 7,491,328 3,745,664 1,872,832 936,416 468,208 234,104 117,052 58,526 29,263 87,790 43,895 131,686 65,843 197,530 98,765 296,296 148,148 74,074 37,037 111,112 55,556 27,778 13,889 41,668 20,834 10,417 31,252 15,626 7,813 23,440 11,720 5,860 2,930 1,465 4,396 2,198 1,099 3,298 1,649 4,948 2,474 1,237 3,712 1,856 928 464 232 116 58 29 88 44 22 11 34 17 52 26 13

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