λ
Sequence Observatory

4,917,425

52 × 239 × 823
Deficient Odd Composite

Starting at 4,917,425, the Collatz iteration reaches 1 after 206 steps. The first transition is 14752276; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 239 × 823
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 6,130,560
Proper Divisor Sum 1,213,135
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #4917413 ← → #4917431

Radix Representation

Decimal 4917425
Binary 10010110000100010110001 (23 bits)
Octal 0o22604261
Hexadecimal 0x4B08B1

Divisor Catalog (12)

1 5 25 239 823 1,195 4,115 5,975 20,575 196,697 983,485 4,917,425

Collatz Trajectory (206 steps to reach 1)

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

4,917,425 14,752,276 7,376,138 3,688,069 11,064,208 5,532,104 2,766,052 1,383,026 691,513 2,074,540 1,037,270 518,635 1,555,906 777,953 2,333,860 1,166,930 583,465 1,750,396 875,198 437,599 1,312,798 656,399 1,969,198 984,599 2,953,798 1,476,899 4,430,698 2,215,349 6,646,048 3,323,024 1,661,512 830,756 415,378 207,689 623,068 311,534 155,767 467,302 233,651 700,954 350,477 1,051,432 525,716 262,858 131,429 394,288 197,144 98,572 49,286 24,643 73,930 36,965 110,896 55,448 27,724 13,862 6,931 20,794 10,397 31,192

More profiles

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