λ
Sequence Observatory

7,770,719

11 × 109 × 6481
Deficient Odd Composite

Starting at 7,770,719, the Collatz iteration reaches 1 after 217 steps. The first transition is 23312158; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 11 × 109 × 6481
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,556,240
Proper Divisor Sum 785,521
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #7770691 ← → #7770731

Radix Representation

Decimal 7770719
Binary 11101101001001001011111 (23 bits)
Octal 0o35511137
Hexadecimal 0x76925F

Divisor Catalog (8)

1 11 109 1,199 6,481 71,291 706,429 7,770,719

Collatz Trajectory (217 steps to reach 1)

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

7,770,719 23,312,158 11,656,079 34,968,238 17,484,119 52,452,358 26,226,179 78,678,538 39,339,269 118,017,808 59,008,904 29,504,452 14,752,226 7,376,113 22,128,340 11,064,170 5,532,085 16,596,256 8,298,128 4,149,064 2,074,532 1,037,266 518,633 1,555,900 777,950 388,975 1,166,926 583,463 1,750,390 875,195 2,625,586 1,312,793 3,938,380 1,969,190 984,595 2,953,786 1,476,893 4,430,680 2,215,340 1,107,670 553,835 1,661,506 830,753 2,492,260 1,246,130 623,065 1,869,196 934,598 467,299 1,401,898 700,949 2,102,848 1,051,424 525,712 262,856 131,428 65,714 32,857 98,572 49,286

More profiles

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