λ
Sequence Observatory

7,986,045

3 × 5 × 532403
Deficient Odd Composite

Starting at 7,986,045, the Collatz iteration reaches 1 after 217 steps. The first transition is 23958136; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 532403
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 12,777,696
Proper Divisor Sum 4,791,651
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #7986029 ← → #7986047

Radix Representation

Decimal 7986045
Binary 11110011101101101111101 (23 bits)
Octal 0o36355575
Hexadecimal 0x79DB7D

Divisor Catalog (8)

1 3 5 15 532,403 1,597,209 2,662,015 7,986,045

Collatz Trajectory (217 steps to reach 1)

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

7,986,045 23,958,136 11,979,068 5,989,534 2,994,767 8,984,302 4,492,151 13,476,454 6,738,227 20,214,682 10,107,341 30,322,024 15,161,012 7,580,506 3,790,253 11,370,760 5,685,380 2,842,690 1,421,345 4,264,036 2,132,018 1,066,009 3,198,028 1,599,014 799,507 2,398,522 1,199,261 3,597,784 1,798,892 899,446 449,723 1,349,170 674,585 2,023,756 1,011,878 505,939 1,517,818 758,909 2,276,728 1,138,364 569,182 284,591 853,774 426,887 1,280,662 640,331 1,920,994 960,497 2,881,492 1,440,746 720,373 2,161,120 1,080,560 540,280 270,140 135,070 67,535 202,606 101,303 303,910

More profiles

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