λ
Sequence Observatory

2,150,062

2 × 47 × 89 × 257
Deficient Even Composite

Starting at 2,150,062, the Collatz iteration reaches 1 after 73 steps. The first transition is 1075031; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 47 × 89 × 257
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 3,343,680
Proper Divisor Sum 1,193,618
Digit Sum / Digital Root 16 (Root: 7)
Adjacent Primes #2150039 ← → #2150101

Radix Representation

Decimal 2150062
Binary 1000001100111010101110 (22 bits)
Octal 0o10147256
Hexadecimal 0x20CEAE

Divisor Catalog (16)

1 2 47 89 94 178 257 514 4,183 8,366 12,079 22,873 24,158 45,746 1,075,031 2,150,062

Collatz Trajectory (73 steps to reach 1)

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

2,150,062 1,075,031 3,225,094 1,612,547 4,837,642 2,418,821 7,256,464 3,628,232 1,814,116 907,058 453,529 1,360,588 680,294 340,147 1,020,442 510,221 1,530,664 765,332 382,666 191,333 574,000 287,000 143,500 71,750 35,875 107,626 53,813 161,440 80,720 40,360 20,180 10,090 5,045 15,136 7,568 3,784 1,892 946 473 1,420 710 355 1,066 533 1,600 800 400 200 100 50 25 76 38 19 58 29 88 44 22 11

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