λ
Sequence Observatory

4,143,511

59 × 70229
Deficient Odd Composite

Starting at 4,143,511, the Collatz iteration reaches 1 after 260 steps. The first transition is 12430534; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 59 × 70229
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,213,800
Proper Divisor Sum 70,289
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #4143509 ← → #4143521

Radix Representation

Decimal 4143511
Binary 1111110011100110010111 (22 bits)
Octal 0o17634627
Hexadecimal 0x3F3997

Divisor Catalog (4)

1 59 70,229 4,143,511

Collatz Trajectory (260 steps to reach 1)

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

4,143,511 12,430,534 6,215,267 18,645,802 9,322,901 27,968,704 13,984,352 6,992,176 3,496,088 1,748,044 874,022 437,011 1,311,034 655,517 1,966,552 983,276 491,638 245,819 737,458 368,729 1,106,188 553,094 276,547 829,642 414,821 1,244,464 622,232 311,116 155,558 77,779 233,338 116,669 350,008 175,004 87,502 43,751 131,254 65,627 196,882 98,441 295,324 147,662 73,831 221,494 110,747 332,242 166,121 498,364 249,182 124,591 373,774 186,887 560,662 280,331 840,994 420,497 1,261,492 630,746 315,373 946,120

More profiles

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