λ
Sequence Observatory

6,399,719

6399719
Deficient Odd Prime

Starting at 6,399,719, the Collatz iteration reaches 1 after 196 steps. The first transition is 19199158; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 6399719
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,399,720
Proper Divisor Sum 1
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #6399709 ← → #6399737

Radix Representation

Decimal 6399719
Binary 11000011010011011100111 (23 bits)
Octal 0o30323347
Hexadecimal 0x61A6E7

Divisor Catalog (2)

1 6,399,719

Collatz Trajectory (196 steps to reach 1)

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

6,399,719 19,199,158 9,599,579 28,798,738 14,399,369 43,198,108 21,599,054 10,799,527 32,398,582 16,199,291 48,597,874 24,298,937 72,896,812 36,448,406 18,224,203 54,672,610 27,336,305 82,008,916 41,004,458 20,502,229 61,506,688 30,753,344 15,376,672 7,688,336 3,844,168 1,922,084 961,042 480,521 1,441,564 720,782 360,391 1,081,174 540,587 1,621,762 810,881 2,432,644 1,216,322 608,161 1,824,484 912,242 456,121 1,368,364 684,182 342,091 1,026,274 513,137 1,539,412 769,706 384,853 1,154,560 577,280 288,640 144,320 72,160 36,080 18,040 9,020 4,510 2,255 6,766

More profiles

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