λ
Sequence Observatory

2,100,733

2100733
Deficient Odd Prime

Starting at 2,100,733, the Collatz iteration reaches 1 after 272 steps. The first transition is 6302200; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 2100733
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,100,734
Proper Divisor Sum 1
Digit Sum / Digital Root 16 (Root: 7)
Adjacent Primes #2100727 ← → #2100737

Radix Representation

Decimal 2100733
Binary 1000000000110111111101 (22 bits)
Octal 0o10006775
Hexadecimal 0x200DFD

Divisor Catalog (2)

Collatz Trajectory (272 steps to reach 1)

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

2,100,733 6,302,200 3,151,100 1,575,550 787,775 2,363,326 1,181,663 3,544,990 1,772,495 5,317,486 2,658,743 7,976,230 3,988,115 11,964,346 5,982,173 17,946,520 8,973,260 4,486,630 2,243,315 6,729,946 3,364,973 10,094,920 5,047,460 2,523,730 1,261,865 3,785,596 1,892,798 946,399 2,839,198 1,419,599 4,258,798 2,129,399 6,388,198 3,194,099 9,582,298 4,791,149 14,373,448 7,186,724 3,593,362 1,796,681 5,390,044 2,695,022 1,347,511 4,042,534 2,021,267 6,063,802 3,031,901 9,095,704 4,547,852 2,273,926 1,136,963 3,410,890 1,705,445 5,116,336 2,558,168 1,279,084 639,542 319,771 959,314 479,657

More profiles

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