λ
Sequence Observatory

1,895,498

2 × 11 × 29 × 2971
Deficient Even Composite

Starting at 1,895,498, the Collatz iteration reaches 1 after 78 steps. The first transition is 947749; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 11 × 29 × 2971
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 3,209,760
Proper Divisor Sum 1,314,262
Digit Sum / Digital Root 44 (Root: 8)
Adjacent Primes #1895489 ← → #1895501

Radix Representation

Decimal 1895498
Binary 111001110110001001010 (21 bits)
Octal 0o7166112
Hexadecimal 0x1CEC4A

Divisor Catalog (16)

1 2 11 22 29 58 319 638 2,971 5,942 32,681 65,362 86,159 172,318 947,749 1,895,498

Collatz Trajectory (78 steps to reach 1)

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

1,895,498 947,749 2,843,248 1,421,624 710,812 355,406 177,703 533,110 266,555 799,666 399,833 1,199,500 599,750 299,875 899,626 449,813 1,349,440 674,720 337,360 168,680 84,340 42,170 21,085 63,256 31,628 15,814 7,907 23,722 11,861 35,584 17,792 8,896 4,448 2,224 1,112 556 278 139 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58

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