λ
Sequence Observatory

9,271,982

2 × 4635991
Deficient Even Composite

Starting at 9,271,982, the Collatz iteration reaches 1 after 194 steps. The first transition is 4635991; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 4635991
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 13,907,976
Proper Divisor Sum 4,635,994
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #9271963 ← → #9271991

Radix Representation

Decimal 9271982
Binary 100011010111101010101110 (24 bits)
Octal 0o43275256
Hexadecimal 0x8D7AAE

Divisor Catalog (4)

1 2 4,635,991 9,271,982

Collatz Trajectory (194 steps to reach 1)

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

9,271,982 4,635,991 13,907,974 6,953,987 20,861,962 10,430,981 31,292,944 15,646,472 7,823,236 3,911,618 1,955,809 5,867,428 2,933,714 1,466,857 4,400,572 2,200,286 1,100,143 3,300,430 1,650,215 4,950,646 2,475,323 7,425,970 3,712,985 11,138,956 5,569,478 2,784,739 8,354,218 4,177,109 12,531,328 6,265,664 3,132,832 1,566,416 783,208 391,604 195,802 97,901 293,704 146,852 73,426 36,713 110,140 55,070 27,535 82,606 41,303 123,910 61,955 185,866 92,933 278,800 139,400 69,700 34,850 17,425 52,276 26,138 13,069 39,208 19,604 9,802

More profiles

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