λ
Sequence Observatory

6,263,781

3 × 2087927
Deficient Odd Composite

Starting at 6,263,781, the Collatz iteration reaches 1 after 165 steps. The first transition is 18791344; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 2087927
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,351,712
Proper Divisor Sum 2,087,931
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #6263779 ← → #6263783

Radix Representation

Decimal 6263781
Binary 10111111001001111100101 (23 bits)
Octal 0o27711745
Hexadecimal 0x5F93E5

Divisor Catalog (4)

1 3 2,087,927 6,263,781

Collatz Trajectory (165 steps to reach 1)

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

6,263,781 18,791,344 9,395,672 4,697,836 2,348,918 1,174,459 3,523,378 1,761,689 5,285,068 2,642,534 1,321,267 3,963,802 1,981,901 5,945,704 2,972,852 1,486,426 743,213 2,229,640 1,114,820 557,410 278,705 836,116 418,058 209,029 627,088 313,544 156,772 78,386 39,193 117,580 58,790 29,395 88,186 44,093 132,280 66,140 33,070 16,535 49,606 24,803 74,410 37,205 111,616 55,808 27,904 13,952 6,976 3,488 1,744 872 436 218 109 328 164 82 41 124 62 31

More profiles

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