λ
Sequence Observatory

2,430,263

11 × 220933
Deficient Odd Composite

Starting at 2,430,263, the Collatz iteration reaches 1 after 130 steps. The first transition is 7290790; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 11 × 220933
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,651,208
Proper Divisor Sum 220,945
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #2430257 ← → #2430289

Radix Representation

Decimal 2430263
Binary 1001010001010100110111 (22 bits)
Octal 0o11212467
Hexadecimal 0x251537

Divisor Catalog (4)

1 11 220,933 2,430,263

Collatz Trajectory (130 steps to reach 1)

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

2,430,263 7,290,790 3,645,395 10,936,186 5,468,093 16,404,280 8,202,140 4,101,070 2,050,535 6,151,606 3,075,803 9,227,410 4,613,705 13,841,116 6,920,558 3,460,279 10,380,838 5,190,419 15,571,258 7,785,629 23,356,888 11,678,444 5,839,222 2,919,611 8,758,834 4,379,417 13,138,252 6,569,126 3,284,563 9,853,690 4,926,845 14,780,536 7,390,268 3,695,134 1,847,567 5,542,702 2,771,351 8,314,054 4,157,027 12,471,082 6,235,541 18,706,624 9,353,312 4,676,656 2,338,328 1,169,164 584,582 292,291 876,874 438,437 1,315,312 657,656 328,828 164,414 82,207 246,622 123,311 369,934 184,967 554,902

More profiles

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