λ
Sequence Observatory

6,466,398

2 × 3 × 1077733
Abundant Even Composite

Starting at 6,466,398, the Collatz iteration reaches 1 after 116 steps. The first transition is 3233199; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 1077733
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 12,932,808
Proper Divisor Sum 6,466,410
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #6466393 ← → #6466399

Radix Representation

Decimal 6466398
Binary 11000101010101101011110 (23 bits)
Octal 0o30525536
Hexadecimal 0x62AB5E

Divisor Catalog (8)

1 2 3 6 1,077,733 2,155,466 3,233,199 6,466,398

Collatz Trajectory (116 steps to reach 1)

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

6,466,398 3,233,199 9,699,598 4,849,799 14,549,398 7,274,699 21,824,098 10,912,049 32,736,148 16,368,074 8,184,037 24,552,112 12,276,056 6,138,028 3,069,014 1,534,507 4,603,522 2,301,761 6,905,284 3,452,642 1,726,321 5,178,964 2,589,482 1,294,741 3,884,224 1,942,112 971,056 485,528 242,764 121,382 60,691 182,074 91,037 273,112 136,556 68,278 34,139 102,418 51,209 153,628 76,814 38,407 115,222 57,611 172,834 86,417 259,252 129,626 64,813 194,440 97,220 48,610 24,305 72,916 36,458 18,229 54,688 27,344 13,672 6,836

More profiles

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