λ
Sigma Notebook

7,081,989

3 × 613 × 3851
Deficient Odd Composite

7,081,989 is odd and not a perfect square. Its factorization is 3 × 613 × 3851 and its 8 divisors sum to 9,460,512.

Prime Factor Structure

Factorization String 3 × 613 × 3851
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 9,460,512
Proper Divisor Sum 2,378,523
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #7081973 ← → #7082011

Radix Representation

Decimal 7081989
Binary 11011000001000000000101 (23 bits)
Octal 0o33010005
Hexadecimal 0x6C1005

Divisor Catalog (8)

1 3 613 1,839 3,851 11,553 2,360,663 7,081,989

Collatz Trajectory (98 steps to reach 1)

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

7,081,989 21,245,968 10,622,984 5,311,492 2,655,746 1,327,873 3,983,620 1,991,810 995,905 2,987,716 1,493,858 746,929 2,240,788 1,120,394 560,197 1,680,592 840,296 420,148 210,074 105,037 315,112 157,556 78,778 39,389 118,168 59,084 29,542 14,771 44,314 22,157 66,472 33,236 16,618 8,309 24,928 12,464 6,232 3,116 1,558 779 2,338 1,169 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209

More profiles

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