λ
Sequence Observatory

9,019,195

5 × 83 × 103 × 211
Deficient Odd Composite

Starting at 9,019,195, the Collatz iteration reaches 1 after 137 steps. The first transition is 27057586; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 5 × 83 × 103 × 211
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 11,112,192
Proper Divisor Sum 2,092,997
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9019181 ← → #9019229

Radix Representation

Decimal 9019195
Binary 100010011001111100111011 (24 bits)
Octal 0o42317473
Hexadecimal 0x899F3B

Divisor Catalog (16)

1 5 83 103 211 415 515 1,055 8,549 17,513 21,733 42,745 87,565 108,665 1,803,839 9,019,195

Collatz Trajectory (137 steps to reach 1)

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

9,019,195 27,057,586 13,528,793 40,586,380 20,293,190 10,146,595 30,439,786 15,219,893 45,659,680 22,829,840 11,414,920 5,707,460 2,853,730 1,426,865 4,280,596 2,140,298 1,070,149 3,210,448 1,605,224 802,612 401,306 200,653 601,960 300,980 150,490 75,245 225,736 112,868 56,434 28,217 84,652 42,326 21,163 63,490 31,745 95,236 47,618 23,809 71,428 35,714 17,857 53,572 26,786 13,393 40,180 20,090 10,045 30,136 15,068 7,534 3,767 11,302 5,651 16,954 8,477 25,432 12,716 6,358 3,179 9,538

More profiles

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