λ
Sigma Notebook

7,820,948

22 × 1955237
Deficient Even Composite

7,820,948 is even and not a perfect square. Its factorization is 2^2 × 1955237 and its 6 divisors sum to 13,686,666.

Prime Factor Structure

Factorization String 2^2 × 1955237
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 13,686,666
Proper Divisor Sum 5,865,718
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #7820947 ← → #7820957

Radix Representation

Decimal 7820948
Binary 11101110101011010010100 (23 bits)
Octal 0o35653224
Hexadecimal 0x775694

Divisor Catalog (6)

1 2 4 1,955,237 3,910,474 7,820,948

Collatz Trajectory (186 steps to reach 1)

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

7,820,948 3,910,474 1,955,237 5,865,712 2,932,856 1,466,428 733,214 366,607 1,099,822 549,911 1,649,734 824,867 2,474,602 1,237,301 3,711,904 1,855,952 927,976 463,988 231,994 115,997 347,992 173,996 86,998 43,499 130,498 65,249 195,748 97,874 48,937 146,812 73,406 36,703 110,110 55,055 165,166 82,583 247,750 123,875 371,626 185,813 557,440 278,720 139,360 69,680 34,840 17,420 8,710 4,355 13,066 6,533 19,600 9,800 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379

More profiles

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