λ
Sequence Observatory

1,095,025

52 × 43801
Deficient Odd Composite

Starting at 1,095,025, the Collatz iteration reaches 1 after 59 steps. The first transition is 3285076; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 43801
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 1,357,862
Proper Divisor Sum 262,837
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #1095023 ← → #1095043

Radix Representation

Decimal 1095025
Binary 100001011010101110001 (21 bits)
Octal 0o4132561
Hexadecimal 0x10B571

Divisor Catalog (6)

1 5 25 43,801 219,005 1,095,025

Collatz Trajectory (59 steps to reach 1)

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

1,095,025 3,285,076 1,642,538 821,269 2,463,808 1,231,904 615,952 307,976 153,988 76,994 38,497 115,492 57,746 28,873 86,620 43,310 21,655 64,966 32,483 97,450 48,725 146,176 73,088 36,544 18,272 9,136 4,568 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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