λ
Sequence Observatory

2,280,623

2280623
Deficient Odd Prime

Starting at 2,280,623, the Collatz iteration reaches 1 after 223 steps. The first transition is 6841870; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2280623
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,280,624
Proper Divisor Sum 1
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #2280587 ← → #2280631

Radix Representation

Decimal 2280623
Binary 1000101100110010101111 (22 bits)
Octal 0o10546257
Hexadecimal 0x22CCAF

Divisor Catalog (2)

Collatz Trajectory (223 steps to reach 1)

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

2,280,623 6,841,870 3,420,935 10,262,806 5,131,403 15,394,210 7,697,105 23,091,316 11,545,658 5,772,829 17,318,488 8,659,244 4,329,622 2,164,811 6,494,434 3,247,217 9,741,652 4,870,826 2,435,413 7,306,240 3,653,120 1,826,560 913,280 456,640 228,320 114,160 57,080 28,540 14,270 7,135 21,406 10,703 32,110 16,055 48,166 24,083 72,250 36,125 108,376 54,188 27,094 13,547 40,642 20,321 60,964 30,482 15,241 45,724 22,862 11,431 34,294 17,147 51,442 25,721 77,164 38,582 19,291 57,874 28,937 86,812

More profiles

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