λ
Sequence Observatory

9,147,587

9147587
Deficient Odd Prime

Starting at 9,147,587, the Collatz iteration reaches 1 after 168 steps. The first transition is 27442762; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 9147587
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 9,147,588
Proper Divisor Sum 1
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #9147571 ← → #9147601

Radix Representation

Decimal 9147587
Binary 100010111001010011000011 (24 bits)
Octal 0o42712303
Hexadecimal 0x8B94C3

Divisor Catalog (2)

1 9,147,587

Collatz Trajectory (168 steps to reach 1)

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

9,147,587 27,442,762 13,721,381 41,164,144 20,582,072 10,291,036 5,145,518 2,572,759 7,718,278 3,859,139 11,577,418 5,788,709 17,366,128 8,683,064 4,341,532 2,170,766 1,085,383 3,256,150 1,628,075 4,884,226 2,442,113 7,326,340 3,663,170 1,831,585 5,494,756 2,747,378 1,373,689 4,121,068 2,060,534 1,030,267 3,090,802 1,545,401 4,636,204 2,318,102 1,159,051 3,477,154 1,738,577 5,215,732 2,607,866 1,303,933 3,911,800 1,955,900 977,950 488,975 1,466,926 733,463 2,200,390 1,100,195 3,300,586 1,650,293 4,950,880 2,475,440 1,237,720 618,860 309,430 154,715 464,146 232,073 696,220 348,110

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