λ
Sequence Observatory

3,001,543

3001543
Deficient Odd Prime

Starting at 3,001,543, the Collatz iteration reaches 1 after 138 steps. The first transition is 9004630; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 3001543
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 3,001,544
Proper Divisor Sum 1
Digit Sum / Digital Root 16 (Root: 7)
Adjacent Primes #3001501 ← → #3001547

Radix Representation

Decimal 3001543
Binary 1011011100110011000111 (22 bits)
Octal 0o13346307
Hexadecimal 0x2DCCC7

Divisor Catalog (2)

Collatz Trajectory (138 steps to reach 1)

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

3,001,543 9,004,630 4,502,315 13,506,946 6,753,473 20,260,420 10,130,210 5,065,105 15,195,316 7,597,658 3,798,829 11,396,488 5,698,244 2,849,122 1,424,561 4,273,684 2,136,842 1,068,421 3,205,264 1,602,632 801,316 400,658 200,329 600,988 300,494 150,247 450,742 225,371 676,114 338,057 1,014,172 507,086 253,543 760,630 380,315 1,140,946 570,473 1,711,420 855,710 427,855 1,283,566 641,783 1,925,350 962,675 2,888,026 1,444,013 4,332,040 2,166,020 1,083,010 541,505 1,624,516 812,258 406,129 1,218,388 609,194 304,597 913,792 456,896 228,448 114,224

More profiles

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