λ
Sequence Observatory

9,140,213

97 × 94229
Deficient Odd Composite

Starting at 9,140,213, the Collatz iteration reaches 1 after 181 steps. The first transition is 27420640; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 97 × 94229
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,234,540
Proper Divisor Sum 94,327
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #9140189 ← → #9140227

Radix Representation

Decimal 9140213
Binary 100010110111011111110101 (24 bits)
Octal 0o42673765
Hexadecimal 0x8B77F5

Divisor Catalog (4)

1 97 94,229 9,140,213

Collatz Trajectory (181 steps to reach 1)

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

9,140,213 27,420,640 13,710,320 6,855,160 3,427,580 1,713,790 856,895 2,570,686 1,285,343 3,856,030 1,928,015 5,784,046 2,892,023 8,676,070 4,338,035 13,014,106 6,507,053 19,521,160 9,760,580 4,880,290 2,440,145 7,320,436 3,660,218 1,830,109 5,490,328 2,745,164 1,372,582 686,291 2,058,874 1,029,437 3,088,312 1,544,156 772,078 386,039 1,158,118 579,059 1,737,178 868,589 2,605,768 1,302,884 651,442 325,721 977,164 488,582 244,291 732,874 366,437 1,099,312 549,656 274,828 137,414 68,707 206,122 103,061 309,184 154,592 77,296 38,648 19,324 9,662

More profiles

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